1966 Morgan Plus Four Ignition and Tune-Up Products

Essential Ignition and Tune-Up Products for 1966 Morgan Plus Fours

Carquest Premium – Ignition Coil (Part No.EBC1487)

Ignition Coil

from

$48.99
Carquest Premium ignition coils meet or exceed original equipment (OE) specifications and are developed by top OE/OES manufacturers to ensure superior performance. All of our Carquest Premium ignition coils are developed by IATF 16949 certified manufacturers for consistent durability and long-lasting performance. These ignition coils use high-quality components and will utilize optimized designs on applications where the OE ignition coil had frequent failures. We require stringent testing standards to ensure proper fit and performance for each application and stand behind our Carquest Premium ignition coils with an industry-leading warranty. Carquest Premium ignition coils are part of our Carquest Vehicle Solutions, which is a full line of engine management and electronics products that help control ignition, fuel delivery and emission systems. Carquest Vehicle Solutions are OE-quality parts designed, engineered and tested by world-class manufacturers to ensure a reliable and long-lasting repair.

Product Features:
  • Built by IATF 16949 certified manufacturers for consistent durability
  • Coil drivers match OE for current limit, electrostatic discharge (ESD) protection and multi-spark
  • Segmented secondary bobbins to distribute high voltage and prevent shorting
  • 100% end-of-line tested to ensure proper performance
  • Carquest Vehicle Solutions Technical Support available from ASE certified technicians: 1-866-687-5413
See More

Carquest Premium – Ignition Conversion Kit (Part No.CBA1820)

Ignition Conversion Kit

from

$409.99
The Ignition Conversion Kit allows point type ignition systems to be converted to an electronic ignition type system. These universal kits are designed to fit directly into the current distributor with little modification required.

Product Features:
  • Product constructed to meet all design and operating characteristics as intended by the manufacturer.
See More

Carquest Premium – Ignition Conversion Kit (Part No.CBA1717)

Ignition Conversion Kit

from

$351.99
The Ignition Conversion Kit allows point type ignition systems to be converted to an electronic ignition type system. These universal kits are designed to fit directly into the current distributor with little modification required.

Product Features:
  • Product constructed to meet all design and operating characteristics as intended by the manufacturer.
See More

Carquest Premium – Ignition Conversion Kit (Part No.CBA1825)

Ignition Conversion Kit

from

$451.99
The Ignition Conversion Kit allows point type ignition systems to be converted to an electronic ignition type system. These universal kits are designed to fit directly into the current distributor with little modification required.

Product Features:
  • Product constructed to meet all design and operating characteristics as intended by the manufacturer.
See More

Carquest Premium – Ignition Conversion Kit (Part No.CBA1749)

Ignition Conversion Kit

from

$212.99
The Ignition Conversion Kit allows point type ignition systems to be converted to an electronic ignition type system. These universal kits are designed to fit directly into the current distributor with little modification required.

Product Features:
  • Product constructed to meet all design and operating characteristics as intended by the manufacturer.
See More

Carquest Premium – Ignition Conversion Kit (Part No.CBA1782)

Ignition Conversion Kit

from

$407.99
The Ignition Conversion Kit allows point type ignition systems to be converted to an electronic ignition type system. These universal kits are designed to fit directly into the current distributor with little modification required.

Product Features:
  • Product constructed to meet all design and operating characteristics as intended by the manufacturer.
See More

Autolite – Copper Non-Resistor Spark Plug: Quick Starts & Reliable Power (Part No.275)

Copper Non-Resistor Spark Plug: Quick Starts & Reliable Power

from

$3.99
Autolite Copper spark plugs are designed to provide reliable performance and quick starts, ensuring your vehicle meets its power demands. Featuring a copper core center electrode, these spark plugs excel in thermal control and resist fouling, enhancing overall efficiency. The high nickel alloy center and ground electrodes are engineered for extended life, while the mid-projection design ensures optimal ignition performance. Built with a high alumina multi-rib ceramic insulator, these plugs offer superior thermal conductivity and insulation, boosting strength and reliability. The nickel-plated shell resists corrosion, ensuring durability even under demanding conditions. With a flat seat type and regular grade construction, these spark plugs are a dependable choice for maintaining consistent engine performance.

Product Features:
  • The copper core center electrode aids in thermal control and improves resistance to fouling.
  • Its specially engineered high nickel alloy center and ground electrode provides extended life.
  • The high alumina multi-rib ceramic insulator provides thermal conductivity and superior insulation for increased strength.
  • Designed with a nickel-plated shell that is corrosion resistant to provide increased durability for extended periods.
  • The mid-projection center electrode design ensures optimal ignition performance, contributing to consistent engine efficiency.
See More

Champion – Copper Plus Spark Plug (L86C): Dependable Performance & Durability (Part No.306)

Copper Plus Spark Plug (L86C): Dependable Performance & Durability

from

$2.99
The Copper Plus spark plug is engineered for dependable performance and durability, making it an ideal OE-type replacement. Featuring a copper core center electrode, it ensures precise heat control for extended lifespan and resists fouling for consistent ignition. The nickel-tipped center and ground electrodes enhance conductivity while providing superior corrosion resistance, ensuring reliable operation in various conditions. Built to ISO and SAE Standards, this spark plug delivers proven performance and is designed with a flat seat type for secure installation. Whether you’re maintaining your vehicle or upgrading components, this standard-grade replacement offers excellent value and long-lasting functionality.

Product Features:
  • Resists fouling
  • Superior corrosion resistance
  • Dependable and proven performance
  • Increased conductivity and heat control for good overall wear
See More

Autolite – Copper Resistor Spark Plug: Quick Starts & Reliable Performance (Part No.64)

Copper Resistor Spark Plug: Quick Starts & Reliable Performance

from

$3.99
Autolite Copper spark plugs are crafted to ensure quick starts and reliable performance, making them a dependable choice for your vehicle or application. Featuring a copper core center electrode, these spark plugs excel in thermal control and resist fouling, while the high nickel alloy center and ground electrode enhance durability for extended use. The high alumina multi-rib ceramic insulator boosts thermal conductivity and insulation, ensuring superior strength under demanding conditions. With a nickel-plated shell, these spark plugs resist corrosion, adding to their longevity. Designed for optimal fuel efficiency, they help improve fuel economy, saving you money over time. The mid-projection standard center electrode and flat seat type further contribute to their consistent performance. Equipped with a resistor, these spark plugs are built to meet regular grade expectations while delivering reliable ignition and smooth operation.

Product Features:
  • The copper core center electrode aids in thermal control and improves resistance to fouling.
  • Its specially engineered high nickel alloy center and ground electrode provides extended life.
  • The high alumina multi-rib ceramic insulator provides thermal conductivity and superior insulation for increased strength.
  • Designed with a nickel-plated shell that is corrosion resistant to provide increased durability for extended periods.
  • Good Fuel Economy: Designed to optimize fuel efficiency, these spark plugs help you achieve better fuel economy, saving you money at the pump.
See More

ACDelco – Copper Core Spark Plug: Reliable Performance & Efficient Operation (Part No.R43XLS)

Copper Core Spark Plug: Reliable Performance & Efficient Operation

from

$6.29
ACDelco GM Original Equipment Conventional Spark Plugs are designed, engineered, and tested to rigorous standards, and are backed by General Motors. These Conventional Spark Plugs are designed for reliability and efficient performance, and are a high quality replacement for many vehicles on the road today. Their high-quality copper cores and outstanding suppression characteristics deliver reliable performance. They are also available for Marine applications. These premium aftermarket replacement spark plugs are manufactured to meet your expectations for fit, form, and function. ACDelco GM Original Equipment parts are the true OE parts installed during the production of or validated by General Motors for GM vehicles. Some ACDelco GM Original Equipment parts may have formerly appeared as GM Genuine Parts (OE) or ACDelco Professional.

Product Features:
  • GM regularly updates production and service part designs to integrate new materials and technologies
  • High-Quality Copper Core: Designed with high-quality copper cores for reliable performance and efficient operation.
  • Nickel Center Electrode Tip: Features a nickel center electrode tip for enhanced durability and consistent performance.
  • Outstanding Suppression Characteristics: Engineered to deliver outstanding suppression characteristics, ensuring smooth engine operation.
  • OE Replacement: These spark plugs are true OE parts installed during GM vehicle production, ensuring perfect fit, form, and function.
  • Versatile Applications: Providing a high-quality replacement for a wide range of vehicles.
See More

Autolite Iridium – Iridium XP Fine wire Spark Plug: Improved Durability, More Focused Ignition (Part No.XP63)

Iridium XP Fine wire Spark Plug: Improved Durability, More Focused Ignition

from

$9.99
Autolite has over 100 years of engineering experience and has sold over 11 billion plugs. Designed and engineered in the USA, the Autolite Iridium XP spark plugs feature an iridium-enhanced 0.6mm finewire design and patented platinum sidewire technology to provide better overall durability and a more focused ignition for enhanced ignitability and performance. Features double Iridium-enhanced alloy technology center electrode for improved durability and wear resistance.

Product Features:
  • 0.6 mm finewire design improves ignitability
  • Patented V-trimmed platinum sidewire technology resists wear
  • OE equivalent design is engineered for every engine
  • Designed for better overall durability with virtually no gap erosion
  • Double Iridium-enhanced alloy center electrode ensures superior wear resistance for extended performance life.
See More

Champion – Copper Plus Spark Plug (L87YC): Dependable Performance & Durability (Part No.312)

Copper Plus Spark Plug (L87YC): Dependable Performance & Durability

from

$3.29
The Copper Plus spark plug is engineered for dependable performance and durability, making it an ideal OE-type replacement. Featuring a copper core center electrode, it ensures precise heat control for extended lifespan and consistent wear. The nickel-tipped center and ground electrodes enhance conductivity while resisting fouling, ensuring reliable ignition under various conditions. Built to ISO and SAE Standards, this spark plug delivers proven performance and superior corrosion resistance, making it a trusted choice for maintaining engine efficiency. Its flat seat design further ensures a secure fit, providing optimal compatibility with standard replacement needs.

Product Features:
  • Resists fouling
  • Superior corrosion resistance
  • Dependable and proven performance
  • Increased conductivity and heat control for good overall wear
See More

Autolite Iridium – Iridium XP Fine wire Spark Plug: Improved Durability, More Focused Ignition (Part No.XP64)

Iridium XP Fine wire Spark Plug: Improved Durability, More Focused Ignition

from

$9.99
Autolite has over 100 years of engineering experience and has sold over 11 billion plugs. Designed and engineered in the USA, the Autolite Iridium XP spark plugs feature an iridium-enhanced 0.6mm finewire design and patented platinum sidewire technology to provide better overall durability and a more focused ignition for enhanced ignitability and performance. Features double Iridium-enhanced alloy technology center electrode for improved durability and wear resistance.

Product Features:
  • 0.6 mm finewire design improves ignitability
  • Patented V-trimmed platinum sidewire technology resists wear
  • OE equivalent design is engineered for every engine
  • Designed for better overall durability with virtually no gap erosion
  • Double Iridium-enhanced alloy center electrode ensures superior wear resistance for extended performance life.
See More

Autolite – Double Platinum Spark Plug: Enhanced Durability & Longer Service Life (Part No.APP63)

Double Platinum Spark Plug: Enhanced Durability & Longer Service Life

from

$6.99
Double Platinum Spark Plug: Enhanced Durability & Longer Service Life is engineered to deliver exceptional performance and reliability for distributor-less ignition system (DIS) engines. Featuring a platinum-to-platinum design, it minimizes gap erosion and reduces misfires, ensuring consistent ignition and extended service life. The yttrium-enhanced ground electrode offers superior heat transfer, making it highly durable under extreme temperatures and pressure. Its high alumina ceramic insulator optimizes thermal conductivity and dielectric strength, while the multi-rib insulator prevents flash-over for added safety. With a mid-projection standard center electrode and platinum tips on both the center and ground electrodes, this performance-grade spark plug is built to outperform copper and standard platinum plugs. Designed with a flat seat type and integrated resistor, it provides reliable functionality and long-lasting value, making it an ideal choice for demanding engine conditions.

Product Features:
  • Engineered with a platinum-to-platinum design that prevents gap erosion, extending the life of the spark plug.
  • The yttrium-Enhanced Ground Electrode delivers superior heat transfer that delivers more durability under high temps and pressure for greater life.
  • Its high alumina ceramic insulator provides optimum thermal conductivity and dielectric strength.
  • The multi-rib insulator prevents flash-over.
  • Designed with a mid-projection standard center electrode and integrated resistor, this spark plug ensures reliable performance and consistent ignition under demanding engine conditions.
See More

ACDelco – Conventional Nickel Tip Copper Core Spark Plug: Enhances Heat Transfer & Durability (Part No.R44F)

Conventional Nickel Tip Copper Core Spark Plug: Enhances Heat Transfer & Durability

from

$4.99
ACDelco Gold (Professional) Conventional Spark Plugs are a high quality alternative to Original Equipment (OE) parts. These conventional spark plugs are designed for reliability and efficient performance. Their high-quality copper cores and outstanding suppression characteristics deliver reliable performance. They are also available for Marine applications. These premium aftermarket replacement spark plugs are manufactured to meet your expectations for fit, form, and function. ACDelco Gold (Professional) parts are manufactured to meet your expectations for fit, form, and function, making them a smart choice for General Motors vehicles, as well as most makes and models, including special applications. These high-quality parts are backed by General Motors. Some ACDelco Gold parts may have formerly appeared as ACDelco Professional.

Product Features:
  • Black Onyx coating helps reduce corrosion
  • Copper core provides great heat transfer and helps maximize plug durability
  • Available for use in Marine applications
  • Some ACDelco Gold parts may have formerly appeared as ACDelco Professional
  • Premium aftermarket replacement part
  • Manufactured to meet specifications for fit, form, and function for General Motors vehicles as well as most makes and models
  • Nickel Center Electrode Tip: Provides efficient performance and reliability, making it a high-quality alternative to OE parts.
  • Outstanding Suppression Characteristics: Delivers reliable performance, reducing the risk of misfires and ensuring smooth engine operation.
See More

Autolite – Copper Resistor Spark Plug: Quick Starts & Enhanced Durability (Part No.425)

Copper Resistor Spark Plug: Quick Starts & Enhanced Durability

from

$3.99
Autolite Copper spark plugs are expertly crafted to ensure reliable performance and long-lasting durability for your vehicle. Featuring a copper core center electrode, these spark plugs excel in thermal control and resist fouling, ensuring consistent operation. The high nickel alloy center and ground electrodes are designed for extended life, while the high alumina multi-rib ceramic insulator enhances thermal conductivity and provides superior insulation for added strength. With a nickel-plated shell, these spark plugs resist corrosion, making them ideal for long-term use. The standard center electrode design with a short projection and nickel tip material ensures dependable ignition, while the flat seat type and built-in resistor further enhance compatibility and performance. Perfect for quick starts and meeting demanding performance expectations, these spark plugs offer exceptional value and reliability.

Product Features:
  • The copper core center electrode aids in thermal control and improves resistance to fouling.
  • Its specially engineered high nickel alloy center and ground electrode provides extended life.
  • The high alumina multi-rib ceramic insulator provides thermal conductivity and superior insulation for increased strength.
  • Designed with a nickel-plated shell that is corrosion resistant to provide increased durability for extended periods.
  • The built-in resistor enhances compatibility and ensures consistent performance by reducing electrical interference.
See More

Autolite – Platinum Spark Plug: Improved Performance & Durability (Part No.AP64)

Platinum Spark Plug: Improved Performance & Durability

from

$4.99
Autolite Platinum spark plugs are crafted for exceptional performance and durability, making them an ideal choice for older engine designs. Featuring a platinum center electrode firing tip, they ensure quicker firing, smoother starts, and enhanced fuel efficiency. The platinum construction resists gap erosion, extending the service life, while the high alumina ceramic insulator provides superior thermal conductivity and insulation for added strength. A multi-rib insulator design prevents flash-over, ensuring reliable operation, and the nickel-plated shell offers excellent corrosion resistance for long-lasting durability. With a mid-projection standard center electrode and a flat seat type, these performance-grade spark plugs deliver consistent results. The combination of a platinum tip and nickel ground electrode ensures optimal ignition, making these spark plugs a dependable upgrade for improved acceleration and overall engine efficiency.

Product Features:
  • Engineered with a platinum firing tip that prevents gap erosion for longer service life.
  • Its high alumina ceramic insulator provides thermal conductivity and superior insulation for increased strength.
  • The multi-rib insulator prevents flash-over.
  • Designed with a nickel-plated shell that is corrosion resistant to provide increased durability for extended life.
  • The mid-projection center electrode design ensures consistent ignition performance, enhancing engine efficiency and reliability.
See More

Champion – Copper Plus Spark Plug (N7YC): Dependable Performance & Durability (Part No.813)

Copper Plus Spark Plug (N7YC): Dependable Performance & Durability

from

$1.99
Copper Plus Spark Plug (N7YC) delivers dependable performance and durability, making it a trusted choice for maintaining your engine’s efficiency. Featuring a copper core electrode, this spark plug ensures increased conductivity and superior heat control, promoting consistent ignition and optimal wear over time. Its design resists fouling, helping to maintain smooth engine operation, while the superior corrosion resistance enhances its longevity even in challenging conditions. Engineered for proven performance, this spark plug is ideal for drivers seeking reliability and value in their vehicle maintenance. Whether you’re replacing worn-out plugs or upgrading for better efficiency, the Copper Plus Spark Plug offers a durable solution that keeps your engine running at its best.

Product Features:
  • Resists fouling
  • Superior corrosion resistance
  • Dependable and proven performance
  • Increased conductivity and heat control for good overall wear
  • Promotes consistent ignition for smooth engine operation.
See More

Autolite – Platinum Spark Plug (AP63): Enhanced Durability & Performance (Part No.AP63)

Platinum Spark Plug (AP63): Enhanced Durability & Performance

from

$4.99
Autolite Platinum spark plugs are crafted for superior performance and durability, making them ideal for older engine applications. Featuring a platinum center electrode firing tip, these spark plugs ensure quicker firing, smoother starts, and improved fuel efficiency. The platinum design prevents gap erosion, extending the service life, while the high alumina ceramic insulator enhances thermal conductivity and insulation for added strength. A multi-rib insulator minimizes flash-over, ensuring consistent performance, and the nickel-plated shell resists corrosion for long-lasting durability. With a mid-projection standard center electrode and a flat seat type, these performance-grade spark plugs deliver reliable ignition and acceleration. The combination of platinum and nickel materials in the electrode tips further boosts efficiency and resilience, making them a dependable choice for maintaining engine health and optimizing vehicle performance.

Product Features:
  • Engineered with a platinum firing tip that prevents gap erosion for longer service life.
  • Its high alumina ceramic insulator provides thermal conductivity and superior insulation for increased strength.
  • The multi-rib insulator prevents flash-over.
  • Designed with a nickel-plated shell that is corrosion resistant to provide increased durability for extended life.
  • The mid-projection center electrode design ensures reliable ignition and optimized acceleration for enhanced engine performance.
See More

Champion – Copper Plus Spark Plug (RN5C): Dependable Performance & Durability (Part No.123)

Copper Plus Spark Plug (RN5C): Dependable Performance & Durability

from

$3.79
Copper Plus spark plug delivers dependable performance and durability, making it an ideal OE-type replacement for your vehicle. Featuring a copper core center electrode, it ensures precise heat control for extended lifespan and consistent wear. The nickel-tipped center and ground electrodes enhance conductivity while resisting fouling, ensuring reliable ignition under various conditions. Built to ISO and SAE Standards, this spark plug offers proven performance and superior corrosion resistance, making it a trustworthy choice for long-term use. With a flat seat type and integrated resistor, it is designed to meet the demands of modern engines while maintaining compatibility and efficiency.

Product Features:
  • Copper Plus – Dependable Performance and Durability
  • OE type replacement plug
  • Resists fouling
  • Copper core center electrode allows for accurate control of heat range for longer life
  • Superior corrosion resistance
  • Built to ISO and SAE standards for proven performance
See More

Champion – Copper Plus Spark Plug (N5C): Dependable Performance & Durability (Part No.120)

Copper Plus Spark Plug (N5C): Dependable Performance & Durability

from

$3.99
Copper Plus Spark Plug (N5C) delivers reliable performance and durability, making it an ideal choice for maintaining your engine’s efficiency. Featuring a copper core center electrode, this spark plug ensures enhanced conductivity and precise heat control, promoting longer life and consistent wear. Its OE-type replacement design resists fouling and meets ISO and SAE Standards, guaranteeing proven performance in various engine conditions. The flat seat type design further boosts dependability, while the nickel-tipped center and ground electrodes provide superior corrosion resistance. Built for standard replacement needs, this spark plug is engineered to handle demanding environments with ease, offering excellent value and peace of mind for your vehicle’s ignition system.

Product Features:
  • Copper Plus – Dependable Performance and Durability
  • OE type replacement plug
  • Resists fouling
  • Copper core center electrode allows for accurate control of heat range for longer life
  • Superior corrosion resistance
  • Built to ISO and SAE standards for proven performance
  • Enhanced Heat Control: The copper core electrode increases conductivity and heat control, ensuring good overall wear and a longer lifespan for the spark plug.
  • Flat Seat Type Design: The flat seat type design of the Champion Copper Plus Small Engine Spark Plug further enhances its dependability and performance in various engine conditions.
See More

Champion – Copper Plus Spark Plug (N6YC): Dependable Performance & Durability (Part No.315)

Copper Plus Spark Plug (N6YC): Dependable Performance & Durability

from

$2.99
The Copper Plus spark plug delivers dependable performance and durability, making it an ideal OE-type replacement for your vehicle. Featuring a copper core center electrode, it ensures precise heat control for extended lifespan and consistent wear. Its nickel-tipped center and ground electrodes enhance conductivity while resisting fouling, ensuring reliable ignition under various conditions. Built to ISO and SAE Standards, this spark plug offers proven performance and superior corrosion resistance, making it a trustworthy choice for maintaining your engine’s efficiency. With a flat seat type and standard-grade design, it provides a seamless fit and optimal functionality for standard replacement needs.

Product Features:
  • Resists fouling
  • Superior corrosion resistance
  • Dependable and proven performance
  • Increased conductivity and heat control for good overall wear
See More

Autolite – Copper Resistor Spark Plug: Quick Starts & Enhanced Durability (Part No.63)

Copper Resistor Spark Plug: Quick Starts & Enhanced Durability

from

$3.99
Autolite Copper spark plugs are crafted to deliver reliable performance and durability, making them an excellent choice for your vehicle or application. Featuring a copper core center electrode, these spark plugs excel in thermal control and resist fouling, ensuring consistent operation. The high nickel alloy center and ground electrodes are designed for extended life, while the nickel-plated shell offers superior corrosion resistance for long-lasting durability. With a high alumina multi-rib ceramic insulator, these spark plugs provide exceptional thermal conductivity and insulation, enhancing strength and reliability. Optimized for fuel efficiency, they help improve fuel economy, saving you money over time. The mid-projection standard center electrode design and flat seat type ensure compatibility with a wide range of applications, while the nickel tip materials on both the center and ground electrodes add to their robust construction. Ideal for quick starts and dependable performance, these spark plugs are a smart investment for maintaining your vehicle’s efficiency.

Product Features:
  • The copper core center electrode aids in thermal control and improves resistance to fouling.
  • Its specially engineered high nickel alloy center and ground electrode provides extended life.
  • The high alumina multi-rib ceramic insulator provides thermal conductivity and superior insulation for increased strength.
  • Designed with a nickel-plated shell that is corrosion resistant to provide increased durability for extended periods.
  • Good Fuel Economy: Designed to optimize fuel efficiency, these spark plugs help you achieve better fuel economy, saving you money at the pump.
See More

Motorcraft – Standard Spark Plug (AGS32C): Reliable Performance & Durability (Part No.SP-436)

Standard Spark Plug (AGS32C): Reliable Performance & Durability

from

$4.49
Standard Spark Plug (AGS32C) by Motorcraft is the ultimate choice for reliable performance and durability, specifically engineered to meet Ford’s stringent standards. Designed as original equipment for Ford, Lincoln, and Mercury vehicles, these spark plugs ensure an exact fit while delivering enhanced durability, reduced fuel consumption, and optimized emissions. Crafted with high-quality nickel for both the center and ground electrode tips, they resist oxidation and arc erosion, ensuring long-lasting performance. The multi-rib insulator effectively prevents misfires, while the design helps avoid false check engine lights, providing peace of mind for drivers. With service intervals of up to 100,000 miles, these spark plugs offer exceptional value and convenience. Backed by Motorcraft’s Service Parts Warranty, they are ideal for domestic and import cars and trucks of all sizes, making them a versatile solution for almost any application. Trust Motorcraft to deliver the same reliable ignition components your vehicle was manufactured with.

Product Features:
  • Motorcraft spark plugs are matched to specific engines to provide enhanced durability, eliminate misfires, reduce fuel consumption and optimize emissions.
  • Backed by Motorcraft’s Service Parts Warranty
  • Exact fit for Ford, Lincoln and Mercury vehicles
  • Resistant to oxidation and arc erosion.
  • Multi-rib insulator protects against misfire.
  • Service intervals of up to 100,000 miles.
  • Motorcraft Spark Plugs are designed with high quality materials to provide reliable performance for almost any application.
  • Motorcraft Spark Plugs are what was in the vehicle when it was manufactured
  • Motorcraft ignition components help prevent false check engine lights.
See More

Champion – Copper Plus Spark Plug (RL87YC): Dependable Performance & Durability (Part No.327)

Copper Plus Spark Plug (RL87YC): Dependable Performance & Durability

from

$3.49
The Copper Plus spark plug is engineered for dependable performance and durability, making it an ideal OE-type replacement for small engines. Featuring a copper core center electrode, it ensures enhanced conductivity and precise heat control, promoting longer life and consistent wear resistance. Its nickel center electrode tip further boosts reliability, while the superior corrosion resistance guarantees lasting performance in demanding conditions. Built to ISO and SAE Standards, this spark plug resists fouling and delivers proven functionality, ensuring your engine runs smoothly. With a flat seat type and resistor design, it offers optimal compatibility and performance, making it a trusted choice for maintaining small engine efficiency.

Product Features:
  • Copper Plus – Dependable Performance and Durability
  • OE type replacement plug
  • Resists fouling
  • Copper core center electrode allows for accurate control of heat range for longer life
  • Superior corrosion resistance
  • Built to ISO and SAE standards for proven performance
  • Enhanced Conductivity and Heat Control: The Champion Copper Plus Small Engine Spark Plug features a copper core electrode, providing increased conductivity and superior heat control for optimal performance and wear.
  • Nickel Center Electrode Tip: The nickel material of the center electrode tip enhances the spark plug’s reliability, making it a top choice for maintaining small engine performance.
See More

ACDelco – RAPIDFIRE Platinum Spark Plug: Reduces Misfires & Enhances Durability (Part No.4)

RAPIDFIRE Platinum Spark Plug: Reduces Misfires & Enhances Durability

from

$7.99
ACDelco Gold (Professional) RAPIDFIRE Spark Plugs are a high quality alternative to Original Equipment (OE) parts. These RAPIDFIRE Single Platinum Performance Spark Plugs are designed for everyday use and are a high quality replacement for many vehicles on the road today. These premium aftermarket spark plugs have high-quality suppressors that help prevent misfiring, an improved plug to boot seal, and a pure copper core for greater durability. These premium aftermarket replacement spark plugs are manufactured to meet your expectations for fit, form, and function. ACDelco Gold (Professional) parts are manufactured to meet your expectations for fit, form, and function, making them a smart choice for General Motors vehicles, as well as most makes and models, including special applications. These high-quality parts are backed by General Motors. Some ACDelco Gold parts may have formerly appeared as ACDelco Professional.

Product Features:
  • Solid state suppressor, with two-piece glass and brass seal, can help reduce radio frequency interference, regulates spark energy for long electrode life, and helps protect against high combustion pressures
  • Pure copper core provides great heat transfer and helps maximize plug durability
  • Platinum on center electrode enables superior spark characteristics and can reduce voltage requirements of the ignition system
  • Ribless insulator helps optimize plug to boot seal
  • Some ACDelco Gold parts may have formerly appeared as ACDelco Professional
  • Premium aftermarket replacement part
  • Manufactured to meet specifications for fit, form, and function for General Motors vehicles as well as most makes and models
  • High-Quality Suppressors: These spark plugs are equipped with high-quality suppressors that help prevent misfiring, ensuring smooth and efficient engine operation.
See More

Champion – Copper Plus Spark Plug (RL86C): Dependable Performance & Durability (Part No.830)

Copper Plus Spark Plug (RL86C): Dependable Performance & Durability

from

$2.29
Copper Plus Spark Plug RL86C delivers dependable performance and durability, making it an ideal choice for small engines. Featuring a copper core center electrode, it ensures enhanced conductivity and precise heat control, promoting longer life and good overall wear. Built to ISO and SAE Standards, this spark plug resists fouling and offers superior corrosion resistance, ensuring reliable operation in various conditions. Its nickel-tipped center and ground electrodes further contribute to its durability and consistent performance. Designed as an OE-type replacement plug, it fits seamlessly into your engine setup, while its flat seat and resistor type design optimize functionality. Whether you’re seeking improved heat management or reliable ignition, this standard-grade replacement spark plug is engineered to deliver proven results at an exceptional value.

Product Features:
  • Copper Plus – Dependable Performance and Durability
  • OE type replacement plug
  • Resists fouling
  • Copper core center electrode allows for accurate control of heat range for longer life
  • Superior corrosion resistance
  • Built to ISO and SAE standards for proven performance
  • Enhanced Conductivity and Heat Control: The copper core electrode ensures increased conductivity and effective heat control, promoting good overall wear.
  • Optimal Performance Design: Featuring a resistor type and flat seat type, this spark plug is designed for optimal performance in small engines.
See More

Autolite – Double Platinum Spark Plug: Enhanced Durability & Longer Service Life (Part No.APP64)

Double Platinum Spark Plug: Enhanced Durability & Longer Service Life

from

$6.99
Double Platinum Spark Plug offers enhanced durability and longer service life, making it a top choice for performance-focused engines. Engineered with a platinum-to-platinum design, it minimizes gap erosion and reduces misfires, ensuring consistent ignition and reliability. The yttrium-enhanced ground electrode provides superior heat transfer, allowing the spark plug to withstand high temperatures and pressures for extended durability. Its high alumina ceramic insulator optimizes thermal conductivity and dielectric strength, while the multi-rib insulator prevents flash-over for added safety. Designed with a mid-projection standard center electrode and flat seat type, this spark plug is tailored for distributor-less ignition system (DIS) engines. Both the center and ground electrode tips are crafted from platinum, delivering superior performance compared to copper and standard platinum plugs. With a resistor type included, this spark plug is built to meet the demands of modern engines, offering exceptional value and reliability for long-term use.

Product Features:
  • Engineered with a platinum-to-platinum design that prevents gap erosion, extending the life of the spark plug.
  • The yttrium-Enhanced Ground Electrode delivers superior heat transfer that delivers more durability under high temps and pressure for greater life.
  • Its high alumina ceramic insulator provides optimum thermal conductivity and dielectric strength.
  • The multi-rib insulator prevents flash-over.
  • Designed specifically for distributor-less ignition system (DIS) engines, ensuring compatibility and optimized performance for modern engine designs.
See More

Upgrade your 1966 Morgan Plus Four with Top-Quality Ignition and Tune-Up Products

When it comes to maintaining or upgrading your 1966 Morgan Plus Four, nothing is more important than using high-quality OEM or aftermarket parts that you can trust. Whether you’re repairing damage to your Morgan or enhancing its overall performance, Ignition and Tune-Up Products are key to keeping your Plus Four functioning at its best. At Advance Auto Parts, we offer a wide selection of 19 Ignition and Tune-Up Products for the 1966 Morgan Plus Four, designed to meet your needs without breaking the bank. From Spark Plug replacements to Ignition Coils and Boots upgrades, we’ve got you covered with parts that fit your vehicle perfectly and ensure long-lasting performance.

Affordable Prices and Wide Selection

Shopping for Ignition and Tune-Up Products for any vehicle can be a hassle, especially if you’re on a budget. But with Advance Auto Parts, you can find high-quality Ignition and Tune-Up Products for your 1966 Morgan Plus Four at great prices. Our Ignition and Tune-Up Products inventory for this model ranges from just $3.29 to $351.99, with an average price of $51.98. Our 19 Ignition and Tune-Up Products in stock come from 5 trusted brands, so you’re sure to find the right part for your 1966 Morgan Plus Four without overspending.

Top Brands and High Customer Satisfaction

Advance Auto Parts takes pride in offering only the best brands in the automotive industry. For your 1966 Morgan Plus Four, we stock popular OEM and aftermarket Ignition and Tune-Up Products from top names like Champion, ACDelco, Autolite, and more. Champion Ignition and Tune-Up Products start at just $3.29 and boast an impressive 4.7 stars average rating from customers. ACDelco and Autolite also bring quality to the table, with Ignition and Tune-Up Products available starting at $3.99, and at an average 4.7 stars rating. With 86 customer reviews and counting, our 1966 Morgan Plus Four Ignition and Tune-Up Products have a strong track record of reliability, ensuring you can trust your purchase.

Explore Related Parts and More

While you’re here, don’t forget to check out other essential categories that go hand in hand with Ignition and Tune-Up Product upgrades. Explore related part types like Fluids and Chemicals, Alternators and Starters and more to make sure your 1966 Morgan Plus Four is always ready to roll. We’re committed to providing you with everything you need to keep your Plus Four in top shape, all in one place. Start shopping confidently below for your 1966 Morgan Plus Four!

Best-Selling Spark Plugs for 1966 Morgan Plus Fours

Enhance the driving experience in your Morgan with 16 quality Spark Plug components, starting at $3.29.

Autolite – Platinum Spark Plug: Improved Performance & Durability (Part No.AP64)

Platinum Spark Plug: Improved Performance & Durability

from

$4.99
Autolite Platinum spark plugs are crafted for exceptional performance and durability, making them an ideal choice for older engine designs. Featuring a platinum center electrode firing tip, they ensure quicker firing, smoother starts, and enhanced fuel efficiency. The platinum construction resists gap erosion, extending the service life, while the high alumina ceramic insulator provides superior thermal conductivity and insulation for added strength. A multi-rib insulator design prevents flash-over, ensuring reliable operation, and the nickel-plated shell offers excellent corrosion resistance for long-lasting durability. With a mid-projection standard center electrode and a flat seat type, these performance-grade spark plugs deliver consistent results. The combination of a platinum tip and nickel ground electrode ensures optimal ignition, making these spark plugs a dependable upgrade for improved acceleration and overall engine efficiency.

Product Features:
  • Engineered with a platinum firing tip that prevents gap erosion for longer service life.
  • Its high alumina ceramic insulator provides thermal conductivity and superior insulation for increased strength.
  • The multi-rib insulator prevents flash-over.
  • Designed with a nickel-plated shell that is corrosion resistant to provide increased durability for extended life.
  • The mid-projection center electrode design ensures consistent ignition performance, enhancing engine efficiency and reliability.
See More

Autolite – Copper Resistor Spark Plug: Quick Starts & Enhanced Durability (Part No.63)

Copper Resistor Spark Plug: Quick Starts & Enhanced Durability

from

$3.99
Autolite Copper spark plugs are crafted to deliver reliable performance and durability, making them an excellent choice for your vehicle or application. Featuring a copper core center electrode, these spark plugs excel in thermal control and resist fouling, ensuring consistent operation. The high nickel alloy center and ground electrodes are designed for extended life, while the nickel-plated shell offers superior corrosion resistance for long-lasting durability. With a high alumina multi-rib ceramic insulator, these spark plugs provide exceptional thermal conductivity and insulation, enhancing strength and reliability. Optimized for fuel efficiency, they help improve fuel economy, saving you money over time. The mid-projection standard center electrode design and flat seat type ensure compatibility with a wide range of applications, while the nickel tip materials on both the center and ground electrodes add to their robust construction. Ideal for quick starts and dependable performance, these spark plugs are a smart investment for maintaining your vehicle’s efficiency.

Product Features:
  • The copper core center electrode aids in thermal control and improves resistance to fouling.
  • Its specially engineered high nickel alloy center and ground electrode provides extended life.
  • The high alumina multi-rib ceramic insulator provides thermal conductivity and superior insulation for increased strength.
  • Designed with a nickel-plated shell that is corrosion resistant to provide increased durability for extended periods.
  • Good Fuel Economy: Designed to optimize fuel efficiency, these spark plugs help you achieve better fuel economy, saving you money at the pump.
See More

ACDelco – Conventional Nickel Tip Copper Core Spark Plug: Reliable Performance (Part No.R42XLS)

Conventional Nickel Tip Copper Core Spark Plug: Reliable Performance

from

$6.29
ACDelco Professional Conventional Spark Plugs are designed for reliability and efficient performance, and are a high quality replacement for many vehicles on the road today. Their high-quality copper cores and outstanding suppression characteristics deliver reliable performance. They are also available for Marine applications. These premium aftermarket replacement spark plugs are manufactured to meet your expectations for fit, form, and function.

Product Features:
  • Black Onyx coating helps reduce corrosion
  • Copper core provides great heat transfer and helps maximize plug durability
  • Ribbed suppressor seal extends resistance and helps prevent spark ‘flash over’ and misfires
  • Nickel-chrome alloy sheathing helps prevent corrosion on center electrode
  • Available for use in Marine applications
  • Some ACDelco GM Original Equipment parts may have formerly appeared as GM Genuine Parts (OE) or ACDelco Professional
  • ACDelco GM Original Equipment parts are designed, engineered and tested to rigorous standards, and are backed by General Motors
  • GM Engineers design and validate OE parts specifically for your Chevrolet, Buick, GMC, or Cadillac vehicle
  • GM regularly updates production and service part designs to integrate new materials and technologies
  • High-Quality Copper Core: Designed with a high-quality copper core to ensure reliable and efficient performance.
  • Nickel Alloy Electrode Tip: Features a nickel alloy center electrode tip for enhanced durability and performance.
  • Outstanding Suppression Characteristics: Engineered with superior suppression characteristics to deliver consistent and reliable performance.
  • Premium Aftermarket Replacement: Manufactured to meet high standards of fit, form, and function, providing a dependable replacement option for many vehicles.
See More

Champion – Copper Plus Spark Plug (RN5C): Dependable Performance & Durability (Part No.123)

Copper Plus Spark Plug (RN5C): Dependable Performance & Durability

from

$3.79
Copper Plus spark plug delivers dependable performance and durability, making it an ideal OE-type replacement for your vehicle. Featuring a copper core center electrode, it ensures precise heat control for extended lifespan and consistent wear. The nickel-tipped center and ground electrodes enhance conductivity while resisting fouling, ensuring reliable ignition under various conditions. Built to ISO and SAE Standards, this spark plug offers proven performance and superior corrosion resistance, making it a trustworthy choice for long-term use. With a flat seat type and integrated resistor, it is designed to meet the demands of modern engines while maintaining compatibility and efficiency.

Product Features:
  • Copper Plus – Dependable Performance and Durability
  • OE type replacement plug
  • Resists fouling
  • Copper core center electrode allows for accurate control of heat range for longer life
  • Superior corrosion resistance
  • Built to ISO and SAE standards for proven performance
See More

Champion – Copper Plus Spark Plug (N5C): Dependable Performance & Durability (Part No.120)

Copper Plus Spark Plug (N5C): Dependable Performance & Durability

from

$3.99
Copper Plus Spark Plug (N5C) delivers reliable performance and durability, making it an ideal choice for maintaining your engine’s efficiency. Featuring a copper core center electrode, this spark plug ensures enhanced conductivity and precise heat control, promoting longer life and consistent wear. Its OE-type replacement design resists fouling and meets ISO and SAE Standards, guaranteeing proven performance in various engine conditions. The flat seat type design further boosts dependability, while the nickel-tipped center and ground electrodes provide superior corrosion resistance. Built for standard replacement needs, this spark plug is engineered to handle demanding environments with ease, offering excellent value and peace of mind for your vehicle’s ignition system.

Product Features:
  • Copper Plus – Dependable Performance and Durability
  • OE type replacement plug
  • Resists fouling
  • Copper core center electrode allows for accurate control of heat range for longer life
  • Superior corrosion resistance
  • Built to ISO and SAE standards for proven performance
  • Enhanced Heat Control: The copper core electrode increases conductivity and heat control, ensuring good overall wear and a longer lifespan for the spark plug.
  • Flat Seat Type Design: The flat seat type design of the Champion Copper Plus Small Engine Spark Plug further enhances its dependability and performance in various engine conditions.
See More

Autolite – Platinum Spark Plug (AP63): Enhanced Durability & Performance (Part No.AP63)

Platinum Spark Plug (AP63): Enhanced Durability & Performance

from

$4.99
Autolite Platinum spark plugs are crafted for superior performance and durability, making them ideal for older engine applications. Featuring a platinum center electrode firing tip, these spark plugs ensure quicker firing, smoother starts, and improved fuel efficiency. The platinum design prevents gap erosion, extending the service life, while the high alumina ceramic insulator enhances thermal conductivity and insulation for added strength. A multi-rib insulator minimizes flash-over, ensuring consistent performance, and the nickel-plated shell resists corrosion for long-lasting durability. With a mid-projection standard center electrode and a flat seat type, these performance-grade spark plugs deliver reliable ignition and acceleration. The combination of platinum and nickel materials in the electrode tips further boosts efficiency and resilience, making them a dependable choice for maintaining engine health and optimizing vehicle performance.

Product Features:
  • Engineered with a platinum firing tip that prevents gap erosion for longer service life.
  • Its high alumina ceramic insulator provides thermal conductivity and superior insulation for increased strength.
  • The multi-rib insulator prevents flash-over.
  • Designed with a nickel-plated shell that is corrosion resistant to provide increased durability for extended life.
  • The mid-projection center electrode design ensures reliable ignition and optimized acceleration for enhanced engine performance.
See More

Champion – Copper Plus Spark Plug (L87YC): Dependable Performance & Durability (Part No.312)

Copper Plus Spark Plug (L87YC): Dependable Performance & Durability

from

$3.29
The Copper Plus spark plug is engineered for dependable performance and durability, making it an ideal OE-type replacement. Featuring a copper core center electrode, it ensures precise heat control for extended lifespan and consistent wear. The nickel-tipped center and ground electrodes enhance conductivity while resisting fouling, ensuring reliable ignition under various conditions. Built to ISO and SAE Standards, this spark plug delivers proven performance and superior corrosion resistance, making it a trusted choice for maintaining engine efficiency. Its flat seat design further ensures a secure fit, providing optimal compatibility with standard replacement needs.

Product Features:
  • Resists fouling
  • Superior corrosion resistance
  • Dependable and proven performance
  • Increased conductivity and heat control for good overall wear
See More

Champion – Copper Plus Spark Plug (RL87YC): Dependable Performance & Durability (Part No.327)

Copper Plus Spark Plug (RL87YC): Dependable Performance & Durability

from

$3.49
The Copper Plus spark plug is engineered for dependable performance and durability, making it an ideal OE-type replacement for small engines. Featuring a copper core center electrode, it ensures enhanced conductivity and precise heat control, promoting longer life and consistent wear resistance. Its nickel center electrode tip further boosts reliability, while the superior corrosion resistance guarantees lasting performance in demanding conditions. Built to ISO and SAE Standards, this spark plug resists fouling and delivers proven functionality, ensuring your engine runs smoothly. With a flat seat type and resistor design, it offers optimal compatibility and performance, making it a trusted choice for maintaining small engine efficiency.

Product Features:
  • Copper Plus – Dependable Performance and Durability
  • OE type replacement plug
  • Resists fouling
  • Copper core center electrode allows for accurate control of heat range for longer life
  • Superior corrosion resistance
  • Built to ISO and SAE standards for proven performance
  • Enhanced Conductivity and Heat Control: The Champion Copper Plus Small Engine Spark Plug features a copper core electrode, providing increased conductivity and superior heat control for optimal performance and wear.
  • Nickel Center Electrode Tip: The nickel material of the center electrode tip enhances the spark plug’s reliability, making it a top choice for maintaining small engine performance.
See More

Autolite – Double Platinum Spark Plug: Enhanced Durability & Longer Service Life (Part No.APP63)

Double Platinum Spark Plug: Enhanced Durability & Longer Service Life

from

$6.99
Double Platinum Spark Plug: Enhanced Durability & Longer Service Life is engineered to deliver exceptional performance and reliability for distributor-less ignition system (DIS) engines. Featuring a platinum-to-platinum design, it minimizes gap erosion and reduces misfires, ensuring consistent ignition and extended service life. The yttrium-enhanced ground electrode offers superior heat transfer, making it highly durable under extreme temperatures and pressure. Its high alumina ceramic insulator optimizes thermal conductivity and dielectric strength, while the multi-rib insulator prevents flash-over for added safety. With a mid-projection standard center electrode and platinum tips on both the center and ground electrodes, this performance-grade spark plug is built to outperform copper and standard platinum plugs. Designed with a flat seat type and integrated resistor, it provides reliable functionality and long-lasting value, making it an ideal choice for demanding engine conditions.

Product Features:
  • Engineered with a platinum-to-platinum design that prevents gap erosion, extending the life of the spark plug.
  • The yttrium-Enhanced Ground Electrode delivers superior heat transfer that delivers more durability under high temps and pressure for greater life.
  • Its high alumina ceramic insulator provides optimum thermal conductivity and dielectric strength.
  • The multi-rib insulator prevents flash-over.
  • Designed with a mid-projection standard center electrode and integrated resistor, this spark plug ensures reliable performance and consistent ignition under demanding engine conditions.
See More

Autolite – Double Platinum Spark Plug: Enhanced Durability & Longer Service Life (Part No.APP64)

Double Platinum Spark Plug: Enhanced Durability & Longer Service Life

from

$6.99
Double Platinum Spark Plug offers enhanced durability and longer service life, making it a top choice for performance-focused engines. Engineered with a platinum-to-platinum design, it minimizes gap erosion and reduces misfires, ensuring consistent ignition and reliability. The yttrium-enhanced ground electrode provides superior heat transfer, allowing the spark plug to withstand high temperatures and pressures for extended durability. Its high alumina ceramic insulator optimizes thermal conductivity and dielectric strength, while the multi-rib insulator prevents flash-over for added safety. Designed with a mid-projection standard center electrode and flat seat type, this spark plug is tailored for distributor-less ignition system (DIS) engines. Both the center and ground electrode tips are crafted from platinum, delivering superior performance compared to copper and standard platinum plugs. With a resistor type included, this spark plug is built to meet the demands of modern engines, offering exceptional value and reliability for long-term use.

Product Features:
  • Engineered with a platinum-to-platinum design that prevents gap erosion, extending the life of the spark plug.
  • The yttrium-Enhanced Ground Electrode delivers superior heat transfer that delivers more durability under high temps and pressure for greater life.
  • Its high alumina ceramic insulator provides optimum thermal conductivity and dielectric strength.
  • The multi-rib insulator prevents flash-over.
  • Designed specifically for distributor-less ignition system (DIS) engines, ensuring compatibility and optimized performance for modern engine designs.
See More

Autolite – Copper Resistor Spark Plug: Quick Starts & Reliable Performance (Part No.64)

Copper Resistor Spark Plug: Quick Starts & Reliable Performance

from

$3.99
Autolite Copper spark plugs are crafted to ensure quick starts and reliable performance, making them a dependable choice for your vehicle or application. Featuring a copper core center electrode, these spark plugs excel in thermal control and resist fouling, while the high nickel alloy center and ground electrode enhance durability for extended use. The high alumina multi-rib ceramic insulator boosts thermal conductivity and insulation, ensuring superior strength under demanding conditions. With a nickel-plated shell, these spark plugs resist corrosion, adding to their longevity. Designed for optimal fuel efficiency, they help improve fuel economy, saving you money over time. The mid-projection standard center electrode and flat seat type further contribute to their consistent performance. Equipped with a resistor, these spark plugs are built to meet regular grade expectations while delivering reliable ignition and smooth operation.

Product Features:
  • The copper core center electrode aids in thermal control and improves resistance to fouling.
  • Its specially engineered high nickel alloy center and ground electrode provides extended life.
  • The high alumina multi-rib ceramic insulator provides thermal conductivity and superior insulation for increased strength.
  • Designed with a nickel-plated shell that is corrosion resistant to provide increased durability for extended periods.
  • Good Fuel Economy: Designed to optimize fuel efficiency, these spark plugs help you achieve better fuel economy, saving you money at the pump.
See More

Autolite Iridium – Iridium XP Fine wire Spark Plug: Improved Durability, More Focused Ignition (Part No.XP63)

Iridium XP Fine wire Spark Plug: Improved Durability, More Focused Ignition

from

$9.99
Autolite has over 100 years of engineering experience and has sold over 11 billion plugs. Designed and engineered in the USA, the Autolite Iridium XP spark plugs feature an iridium-enhanced 0.6mm finewire design and patented platinum sidewire technology to provide better overall durability and a more focused ignition for enhanced ignitability and performance. Features double Iridium-enhanced alloy technology center electrode for improved durability and wear resistance.

Product Features:
  • 0.6 mm finewire design improves ignitability
  • Patented V-trimmed platinum sidewire technology resists wear
  • OE equivalent design is engineered for every engine
  • Designed for better overall durability with virtually no gap erosion
  • Double Iridium-enhanced alloy center electrode ensures superior wear resistance for extended performance life.
See More

ACDelco – Copper Core Spark Plug: Reliable Performance & Efficient Operation (Part No.R43XLS)

Copper Core Spark Plug: Reliable Performance & Efficient Operation

from

$6.29
ACDelco GM Original Equipment Conventional Spark Plugs are designed, engineered, and tested to rigorous standards, and are backed by General Motors. These Conventional Spark Plugs are designed for reliability and efficient performance, and are a high quality replacement for many vehicles on the road today. Their high-quality copper cores and outstanding suppression characteristics deliver reliable performance. They are also available for Marine applications. These premium aftermarket replacement spark plugs are manufactured to meet your expectations for fit, form, and function. ACDelco GM Original Equipment parts are the true OE parts installed during the production of or validated by General Motors for GM vehicles. Some ACDelco GM Original Equipment parts may have formerly appeared as GM Genuine Parts (OE) or ACDelco Professional.

Product Features:
  • GM regularly updates production and service part designs to integrate new materials and technologies
  • High-Quality Copper Core: Designed with high-quality copper cores for reliable performance and efficient operation.
  • Nickel Center Electrode Tip: Features a nickel center electrode tip for enhanced durability and consistent performance.
  • Outstanding Suppression Characteristics: Engineered to deliver outstanding suppression characteristics, ensuring smooth engine operation.
  • OE Replacement: These spark plugs are true OE parts installed during GM vehicle production, ensuring perfect fit, form, and function.
  • Versatile Applications: Providing a high-quality replacement for a wide range of vehicles.
See More

ACDelco – RAPIDFIRE Platinum Spark Plug: Reduces Misfires & Enhances Durability (Part No.4)

RAPIDFIRE Platinum Spark Plug: Reduces Misfires & Enhances Durability

from

$7.99
ACDelco Gold (Professional) RAPIDFIRE Spark Plugs are a high quality alternative to Original Equipment (OE) parts. These RAPIDFIRE Single Platinum Performance Spark Plugs are designed for everyday use and are a high quality replacement for many vehicles on the road today. These premium aftermarket spark plugs have high-quality suppressors that help prevent misfiring, an improved plug to boot seal, and a pure copper core for greater durability. These premium aftermarket replacement spark plugs are manufactured to meet your expectations for fit, form, and function. ACDelco Gold (Professional) parts are manufactured to meet your expectations for fit, form, and function, making them a smart choice for General Motors vehicles, as well as most makes and models, including special applications. These high-quality parts are backed by General Motors. Some ACDelco Gold parts may have formerly appeared as ACDelco Professional.

Product Features:
  • Solid state suppressor, with two-piece glass and brass seal, can help reduce radio frequency interference, regulates spark energy for long electrode life, and helps protect against high combustion pressures
  • Pure copper core provides great heat transfer and helps maximize plug durability
  • Platinum on center electrode enables superior spark characteristics and can reduce voltage requirements of the ignition system
  • Ribless insulator helps optimize plug to boot seal
  • Some ACDelco Gold parts may have formerly appeared as ACDelco Professional
  • Premium aftermarket replacement part
  • Manufactured to meet specifications for fit, form, and function for General Motors vehicles as well as most makes and models
  • High-Quality Suppressors: These spark plugs are equipped with high-quality suppressors that help prevent misfiring, ensuring smooth and efficient engine operation.
See More

Autolite Iridium – Iridium XP Fine wire Spark Plug: Improved Durability, More Focused Ignition (Part No.XP64)

Iridium XP Fine wire Spark Plug: Improved Durability, More Focused Ignition

from

$9.99
Autolite has over 100 years of engineering experience and has sold over 11 billion plugs. Designed and engineered in the USA, the Autolite Iridium XP spark plugs feature an iridium-enhanced 0.6mm finewire design and patented platinum sidewire technology to provide better overall durability and a more focused ignition for enhanced ignitability and performance. Features double Iridium-enhanced alloy technology center electrode for improved durability and wear resistance.

Product Features:
  • 0.6 mm finewire design improves ignitability
  • Patented V-trimmed platinum sidewire technology resists wear
  • OE equivalent design is engineered for every engine
  • Designed for better overall durability with virtually no gap erosion
  • Double Iridium-enhanced alloy center electrode ensures superior wear resistance for extended performance life.
See More

Motorcraft – Standard Spark Plug (AGS32C): Reliable Performance & Durability (Part No.SP-436)

Standard Spark Plug (AGS32C): Reliable Performance & Durability

from

$4.49
Standard Spark Plug (AGS32C) by Motorcraft is the ultimate choice for reliable performance and durability, specifically engineered to meet Ford’s stringent standards. Designed as original equipment for Ford, Lincoln, and Mercury vehicles, these spark plugs ensure an exact fit while delivering enhanced durability, reduced fuel consumption, and optimized emissions. Crafted with high-quality nickel for both the center and ground electrode tips, they resist oxidation and arc erosion, ensuring long-lasting performance. The multi-rib insulator effectively prevents misfires, while the design helps avoid false check engine lights, providing peace of mind for drivers. With service intervals of up to 100,000 miles, these spark plugs offer exceptional value and convenience. Backed by Motorcraft’s Service Parts Warranty, they are ideal for domestic and import cars and trucks of all sizes, making them a versatile solution for almost any application. Trust Motorcraft to deliver the same reliable ignition components your vehicle was manufactured with.

Product Features:
  • Motorcraft spark plugs are matched to specific engines to provide enhanced durability, eliminate misfires, reduce fuel consumption and optimize emissions.
  • Backed by Motorcraft’s Service Parts Warranty
  • Exact fit for Ford, Lincoln and Mercury vehicles
  • Resistant to oxidation and arc erosion.
  • Multi-rib insulator protects against misfire.
  • Service intervals of up to 100,000 miles.
  • Motorcraft Spark Plugs are designed with high quality materials to provide reliable performance for almost any application.
  • Motorcraft Spark Plugs are what was in the vehicle when it was manufactured
  • Motorcraft ignition components help prevent false check engine lights.
See More

Most Popular 1966 Morgan Plus Four Ignition Coils and Boots

Customize your Morgan with 1 Ignition Coils and Boots products like Ignition Coils, all priced under $48.99.

Carquest Premium – Ignition Coil (Part No.EBC1487)

Ignition Coil

from

$48.99
Carquest Premium ignition coils meet or exceed original equipment (OE) specifications and are developed by top OE/OES manufacturers to ensure superior performance. All of our Carquest Premium ignition coils are developed by IATF 16949 certified manufacturers for consistent durability and long-lasting performance. These ignition coils use high-quality components and will utilize optimized designs on applications where the OE ignition coil had frequent failures. We require stringent testing standards to ensure proper fit and performance for each application and stand behind our Carquest Premium ignition coils with an industry-leading warranty. Carquest Premium ignition coils are part of our Carquest Vehicle Solutions, which is a full line of engine management and electronics products that help control ignition, fuel delivery and emission systems. Carquest Vehicle Solutions are OE-quality parts designed, engineered and tested by world-class manufacturers to ensure a reliable and long-lasting repair.

Product Features:
  • Built by IATF 16949 certified manufacturers for consistent durability
  • Coil drivers match OE for current limit, electrostatic discharge (ESD) protection and multi-spark
  • Segmented secondary bobbins to distribute high voltage and prevent shorting
  • 100% end-of-line tested to ensure proper performance
  • Carquest Vehicle Solutions Technical Support available from ASE certified technicians: 1-866-687-5413
See More

Top Picks for 1966 Morgan Plus Four Ignition Kits

Upgrade Morgan Plus Fours with top-quality Ignition Kits parts, including 2 OEM and aftermarket selections for your 1966 model.

Carquest Premium – Ignition Conversion Kit (Part No.CBA1717)

Ignition Conversion Kit

from

$351.99
The Ignition Conversion Kit allows point type ignition systems to be converted to an electronic ignition type system. These universal kits are designed to fit directly into the current distributor with little modification required.

Product Features:
  • Product constructed to meet all design and operating characteristics as intended by the manufacturer.
See More

Carquest Premium – Ignition Conversion Kit (Part No.CBA1749)

Ignition Conversion Kit

from

$212.99
The Ignition Conversion Kit allows point type ignition systems to be converted to an electronic ignition type system. These universal kits are designed to fit directly into the current distributor with little modification required.

Product Features:
  • Product constructed to meet all design and operating characteristics as intended by the manufacturer.
See More

Top-Rated Ignition and Tune-Up Products Brands For Your 1966 Morgan Plus Four

Shop for the best-rated brands offering Ignition and Tune-Up Products and other products for your 1966 Morgan Plus Fours. Below you’ll find some of our best rated Ignition and Tune-Up Products from Champion, ACDelco, and Autolite, and more. Ignition and Tune-Up Products from these brands that fit a 1966 Plus Four start at just $3.29 and are rated as high as 4.7 stars. OEM and aftermarket Ignition and Tune-Up Products don’t get more top quality, durable, and affordable than from the brands below.

Popular Champion 1966 Morgan Plus Four Ignition and Tune-Up Products

When it comes to maintaining or upgrading your 1966 Morgan Plus Four, using quality Ignition and Tune-Up Products is essential to ensure durability and a perfect fit. Champion ticks all of those boxes. We offer a wide selection of Champion Ignition and Tune-Up Products, specifically designed for the 1966 Morgan Plus Four. With over 3 Champion brand Ignition and Tune-Up Products in stock, you’re sure to find what you need. The prices for these top-notch parts start as low as $3.29, with an average price of just $3.69. Plus, with over 4 customer reviews and an average rating of 4.7 stars, you can trust that our Champion Ignition and Tune-Up Products will get the job done right. Choose Advance Auto Parts for reliability, quality, and expert-approved parts that keep your vehicle running strong.
Copper Plus Spark Plug (L87YC): Dependable Performance & Durability
from $3.29
(2)
Copper Plus Spark Plug (L87YC): Dependable Performance & Durability
“After 7 at night. Ordered online. Ready to pick up in 1/2 hour. Thanks.”

Popular ACDelco 1966 Morgan Plus Four Ignition and Tune-Up Products

ACDelco auto parts is one of the highest quality Ignition and Tune-Up Product brands in the market. Any 1966 Morgan Plus Four owner should feel confident when installing genuine ACDelco parts in their vehicle. To ensure the best fit and performance for your 1966 Plus Four, Advance Auto Parts carries a full inventory of 1 ACDelco Ignition and Tune-Up Products. Plus you will be keeping your Morgan in peak condition while saving money because prices on these ACDelco Ignition and Tune-Up Products range up to $6.29, plus, with more than 3 customer reviews and an impressive 4.7 stars average rating, you can be confident the Fram Ignition and Tune-Up Products below will deliver on both quality and value.
Conventional Nickel Tip Copper Core Spark Plug: Reliable Performance
from $6.29
(3)
Conventional Nickel Tip Copper Core Spark Plug: Reliable Performance
“The cashier was very responsive and helpful.”

FAQs for 1966 Morgan Plus Four Ignition and Tune-Up Products

Which Ignition and Tune-Up Products are best-sellers for 1966 Morgan Plus Fours?

Out of 19 Ignition and Tune-Up Products that fit 1966 Morgan Plus Fours, the following parts are the top sellers:

What’s the price range for 1966 Morgan Plus Four Ignition and Tune-Up Products?

Ignition and Tune-Up Product prices for the 1966 Morgan Plus Four start at $3.29 and go up to $351.99 for the most premium parts.

What’s the average price of a Ignition and Tune-Up Product for a 1966 Morgan Plus Four?

The average price for Ignition and Tune-Up Products for the 1966 Morgan Plus Four is $51.98. Keep in mind the variety of part types within our Ignition and Tune-Up Product category so you are likely to find a wide range of prices across a variety of parts and components.

Does Advance Auto Parts sell Ignition and Tune-Up Products for other Morgan Plus Four model years?

Yes, we currently carry Ignition and Tune-Up Products for 23 model years of Morgan Plus Fours between 1950 and 1974. Ignition and Tune-Up Products are bought most frequently for the following model years: 1974, 1973, 1972, 1971, 1970, 1969, 1968, 1967, and 1965.

What are the cheapest Ignition and Tune-Up Products for my 1966 Morgan Plus Four?

What are the top-rated Ignition and Tune-Up Products that fit the 1966 Morgan Plus Four?

Out of 86 reviews by customers, our 1966 Morgan Plus Four Ignition and Tune-Up Products have an average customer rating of . These are some of the highest-rated Ignition and Tune-Up Product types for the 1966 Morgan Plus Four and their top-rated products:

What types of Ignition and Tune-Up Products do you sell for my 1966 Morgan Plus Four?

As of 11/2/25, these are some of the most in-demand types of Ignition and Tune-Up Products for a 1966 Morgan Plus Four:

Can I get help with 1966 Morgan Plus Four Ignition and Tune-Up Product orders?

Contact our customer support team, by chat or phone, through the help desk page, where you can find instant answers about Morgan Ignition and Tune-Up Products and more.

What is your return policy for Morgan Plus Four Ignition and Tune-Up Products?

Advance Auto Parts keeps returns simple. For new Morgan Plus Four Ignition and Tune-Up Products and accessories, your online orders can be returned, in their original condition, within 45 days. For requirements, see the returns page.