1978 Jaguar XJS Ignition and Tune-Up Products

Essential 1978 Jaguar XJS Ignition and Tune-Up Products

Intermotor – Intermotor Distributor Cap (Part No.F201037139ITM)

Intermotor Distributor Cap

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$134.33
Intermotor Distributor Caps and Rotors are made from top quality materials throughout to ensure high performance and long product life.

Product Features:
  • Intermotor distributor caps are made of high dielectric strength, glass/mineral reinforced polyester resin for less carbon tracking, greater resistance to electrical breakdown, and superior performance
  • Solid brass terminals make better connections and greater resistance to electrical pitting and corrosion resulting in Intermotor caps lasting longer and performing better
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Carquest Premium – Distributor Cap (Part No.CAC1606)

Distributor Cap

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$41.99
Carquest premium engine management products provide the right products for a wide range of domestic and import applications. Delivering the highest performance and durability under demanding conditions.
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Lucas Industries – Lucas Distributor Cap (Part No.F201049818LUC)

Lucas Distributor Cap

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$76.07
Lucas Distributor Caps and Rotors are made from top quality materials throughout to ensure high performance and long product life.

Product Features:
  • Superior Surface Finish
  • RFI Resistors (Asian) / RFI Suppression (European)
  • Installation Screws
  • Precision-machined Contacts
  • Finely -tooled Metal Mounting Sleeve (Asian)
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Carquest Premium – Distributor Cap (Part No.CAE1632)

Distributor Cap

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$116.99
Carquest premium engine management products provide the right products for a wide range of domestic and import applications. Delivering the highest performance and durability under demanding conditions.
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Lucas – Lucas Distributor Cap (Part No.F201037138LUC)

Lucas Distributor Cap

from

$75.49
Lucas Distributor Caps and Rotors are made from top quality materials throughout to ensure high performance and long product life.

Product Features:
  • Superior Surface Finish
  • RFI Resistors (Asian) / RFI Suppression (European)
  • Installation Screws
  • Precision-machined Contacts
  • Finely -tooled Metal Mounting Sleeve (Asian)
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Carquest Premium – Ignition Coil: Meets or Exceeds Original Equipment Specifications, 1 Piece (Part No.EBC1464)

Ignition Coil: Meets or Exceeds Original Equipment Specifications, 1 Piece

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$61.99
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:
  • Computer-Aided Design (CAD), laser scanning and 3D printing – utilizing Fused Deposition Modeling (FDM) and Stereolithography (SLA) – in the part design process ensures speed-to-market and a precise fit guaranteed.
  • 100% pure copper precision-wound windings increase coil life and ensure reliability and maximum coil output when needed.
  • Highly conductive aluminum alloy secondary terminal guarantees secondary coil terminals will not oxidize (rust), will provide excellent conductivity, extended coil life and will not cause excessive stress on the primary control circuit.
  • 100% thermo-shock and vibration tested to ensure superior performance in extreme conditions.
  • 100% end-of-line tested to ensure confidence and product reliability, every time.
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Lucas – LUCAS Ignition Coil (Part No.F300042804LUC)

LUCAS Ignition Coil

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$85.23
The LUCAS Ignition Coil is a direct fit OEM replacement that contains the same high quality craftsmanship and materials as the original equipment it replaces.

Product Features:
  • OE-Equivalent and a direct fit application
  • Meets or exceeds the OE specifications for durability and performance
  • High profile insulation to prevent arching.
  • Radio-Frequency Interference (RFI) Suppression
  • Engineered to withstand extremes in temperatures
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Autopart International Inc – Ignition Coil (Part No.F30001941889API)

Ignition Coil

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$96.05
Ignition Coil

URO Parts – Ignition Coil (Part No.DAC4608)

Ignition Coil

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$30.49
URO Parts has been a leading brand of replacement auto parts for European vehicles for more than thirty years. Affordable yet dedicated to quality, URO Parts controls its production process in strict accordance with ISO/TS 16949 QMS specifications and offers a wide variety of components used to restore or repair engine, electrical, drive train, braking, steering, suspension, climate control, cooling, exhaust, and fuel systems in classic to late-model German, British, and Scandinavian vehicles. Looking for parts that are even higher quality than original equipment? URO Parts engineers analyze common failures and identify weaknesses in original equipment parts when creating URO Premium components, which are superior to OE in performance and reliability thanks to improved materials and more robust designs. Thanks to high-quality, competitively-priced URO Parts and bulletproof URO Premium replacement components, owning a prestigious European vehicle is no longer an expensive luxury reserved for the elite and wealthy.

Product Features:
  • Guaranteed fitment
  • Direct replacement for OE coil
  • Efficient coil design maximizes spark intensity while minimizing current draw
  • High-quality heat and ozone-resistant housing and boot materials
  • Factory tested for proper operation
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Carquest Premium – Ignition Coil: Meets or Exceeds Original Equipment Specifications, 1 Piece (Part No.EBC1549)

Ignition Coil: Meets or Exceeds Original Equipment Specifications, 1 Piece

from

$29.99
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:
  • Computer-Aided Design (CAD), laser scanning and 3D printing – utilizing Fused Deposition Modeling (FDM) and Stereolithography (SLA) – in the part design process ensures speed-to-market and a precise fit guaranteed.
  • 100% pure copper precision-wound windings increase coil life and ensure reliability and maximum coil output when needed.
  • Highly conductive aluminum alloy secondary terminal guarantees secondary coil terminals will not oxidize (rust), will provide excellent conductivity, extended coil life and will not cause excessive stress on the primary control circuit.
  • 100% thermo-shock and vibration tested to ensure superior performance in extreme conditions.
  • 100% end-of-line tested to ensure confidence and product reliability, every time.
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ACDelco – Rapidfire Spark Plug (Part No.19)

Rapidfire Spark Plug

from

$5.99
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 sea
  • 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
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ACDelco – RAPIDFIRE Premium Platinum Tip Copper Core Spark Plug: Reduces Misfires & Enhances Durability (Part No.4)

RAPIDFIRE Premium Platinum Tip Copper Core Spark Plug: Reduces Misfires & Enhances Durability

from

$6.79
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.
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Champion – Copper Plus Spark Plug: Dependable Performance, OE Replacement, RS9YC (Part No.304)

Copper Plus Spark Plug: Dependable Performance, OE Replacement, RS9YC

from

$3.99
The Champion Spark Plug Copper Plus Spark Plug RS9YC is a reliable and high-performing OE replacement spark plug. It features a copper core center electrode that provides accurate control of heat range, ensuring optimal performance and fuel efficiency. The spark plug is built to ISO and SAE standards, ensuring proven performance and durability. The center electrode tip material is made of nickel, while the resistor type is designed to reduce electromagnetic interference. The tapered seat type ensures a secure fit and easy installation. Overall, the Champion Spark Plug Copper Plus Spark Plug RS9YC is a dependable choice for those seeking a high-quality spark plug replacement that delivers consistent performance and fuel efficiency.
  • Copper core center electrode allows for accurate control of heat range for longer life
  • Built to ISO and SAE standards for proven performance
  • Built to ISO and SAE standards for proven performance
  • Dependable Performance: The Copper Plus Spark Plug is designed to provide reliable and consistent performance, ensuring that your vehicle runs smoothly and efficiently.
  • OE Replacement: This spark plug is an exact replacement for the original equipment (OE) part, ensuring a perfect fit and optimal performance.
  • Nickel Center Electrode Tip Material: The center electrode tip of this spark plug is made from nickel, which provides superior conductivity and durability compared to other materials.
  • Tapered Seat Type with Resistor: The tapered seat type of this spark plug ensures a secure fit in the engine block, while the built-in resistor helps reduce electromagnetic interference for improved performance.
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    NGK – G-Power Spark Plug: Single Platinum Tip Design, BPR6EGP (Part No.7084)

    G-Power Spark Plug: Single Platinum Tip Design, BPR6EGP

    from

    $5.49
    NGK G-Power Platinum spark plugs are the best single platinum spark plugs at an economical price. G-Power plugs feature a fine wire platinum center electrode and a trapezoidal cut ground electrode that offers increased durability, improved fuel efficiency, lower emissions, faster starts and quicker acceleration over conventional nickel spark plugs. An excellent upgrade for vehicles which used nickel alloy spark plugs originally. For better performance consider upgrading to a NGK Iridium IX plug. For even greater performance consider upgrading to a NGK RUTHENIUM HX plug.

    Product Features:
    • SINGLE PLATINUM TIP: Fine wire 0.6 millimeter platinum tip center electrode ensures improved durability and a consistently stable spark
    • PLATINUM ALLOY: G-Power platinum provides exceptional value with increased performance and longer service intervals than factory nickel plugs
    • TRAPEZOIDAL CUT GROUND ELECTRODE: Reduces quenching design produces improved ignitability and performance
    • SOLID COPPER CORE: 98% pure copper core offers superior heat dissipation, conductivity and ultra wide heat ranges
    • COLD-ROLLED THREADS: Prevents cross-threading and damage to cylinder heads
    • RECOMMENDED USAGE: Lower cost alternative to double precious metal spark plugs or as an upgrade to OE nickel alloy spark plugs
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    Autolite – Racing Resistor Spark Plug: Enables Performance, Handles Intense Conditions (Part No.AR3924)

    Racing Resistor Spark Plug: Enables Performance, Handles Intense Conditions

    from

    $5.29
    The ground electrode is cut-back from the center electrode to provide a gap. The face of the ground electrode is concave to provide a constant gap to the center electrode. This plug is designed use in all aftermarket cylinder heads used in different types of racing venues including oval and road racing.

    Product Features:
    • Opens spark face for better ignitability of flame kernel
    • Retains less heat, transfers heat to shell faster – reduces risk of pre-ignition
    • Dyno testing has shown proven power gains
    • Cut-back ground electrode evolved from practice of grinding back the side electrode
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    DENSO – Iridium Power Spark Plug: Maximum Spark Energy, 0.4mm Iridium Tip, IW20 (Part No.5306)

    Iridium Power Spark Plug: Maximum Spark Energy, 0.4mm Iridium Tip, IW20

    from

    $10.99
    Increased performance with World’s smallest Iridium Center Eletrode (0.4mm).

    Product Features:
    • World’s smallest Iridium Center Electrode (0.4mm) for improved spark for maximum combustion
    • Patented 360-degree laser welding assembly process
    • U-groove and taper cut ground electrode to maximize flame propagation.
    • Withstands temperatures greater than 4000┬░ Fahrenheit
    • Burnished nickel plating for high temperature endurance and superior corrosion resistance
    • Wide range of part numbers for thousands of applications, including classic and collector cars
    • Iridium Power
    • Superior Performance: Patented technology allows the Iridium Power plug to outperform any other spark plug, delivering more horsepower and better fuel efficiency.
    • Low Voltage Requirement: Requires 5,000 volts less to fire compared to conventional spark plugs, making it highly efficient and reliable under extreme conditions.
    • Enhanced Engine Starts: Provides faster and easier starts, reducing the likelihood of misfires even under heavy loads.
    • Durable Iridium Material: Constructed with a durable iridium center electrode tip and a flat seat type, ensuring long-lasting performance and reliability.
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    Carquest Premium – Ignition Conversion Kit (Part No.CBA1740)

    Ignition Conversion Kit

    from

    $319.99
    Ignition Conversion Kit

    NGK – Spark Plug Wire Set (Part No.54237)

    Spark Plug Wire Set

    from

    $214.99
    NGK ultra-low resistance mag core wire sets provide outstanding performance and durability. High-temp premium silicone outer jacket and inner EPDM/silicone insulation contain high voltage currents for excellent dielectric strength. Stainless steel winding

    Product Features:
    • PERFECT FIT FOR YOUR VEHICLE: Built to OEM tolerances with OE quality or better materials
    • BUILT TO LAST: Outer Jacket built to withstand temperatures greater than 250 degrees C, inner insulation EPDM or silicone for best dielectric strength
    • STAINLESS STEEL TERMINALS: Provide the highest possible retention to ensure positive connections through the life of the set
    • CYLINDER LEAD ID: Cylinder lead identification tags where possible make installation easier
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    1978 Jaguar XJS Ignition and Tune-Up Products

    You count on your 1978 Jaguar XJS to run right. That means taking care of it with regular maintenance, necessary repairs, and the right parts. Advance Auto Parts can help with all of that thanks to our extensive inventory of trusted Ignition and Tune-Up Products. With 26 Ignition and Tune-Up Products ranging in price from $2.99 to $319.99, you’re sure to find everything you need for your 1978 Jaguar XJS.

    Brands matter. If you want to shop a specific Ignition and Tune-Up Products brand, we stock 10 different brands like NGK, Autolite, and Champion. 1978 Jaguar XJS Ignition and Tune-Up Products start as low as $2.99!

    One of the best ways to find top quality OEM or aftermarket Ignition and Tune-Up Products is by asking professionals. Short of that, you can shop with confidence thanks to our 152 extensive product reviews on 1978 Jaguar XJS Ignition and Tune-Up Products. Some of the top-rated Ignition and Tune-Up Products products we carry are Iridium IX Spark Plug: Single Iridium Fine Wire, BPR5EIX with 4.7 stars and Copper Spark Plug: Delivers Quick Starts, Good Fuel Economy, Smooth Acceleration with 4.0 stars.

    Did we mention you can order your Ignition and Tune-Up Products from our online catalog and have them shipped right to your garage? Or, if you feel like seeing the parts first-hand, search for your nearest Advance Auto Parts location above and pick up in-store when you’re ready. Browse our full Ignition and Tune-Up Products inventory for your 1978 Jaguar XJS below to get started!

    Top-Rated Ignition and Tune-Up Products Brands For Your 1978 Jaguar XJS

    Trusted Ignition and Tune-Up Products OEM and aftermarket product brands are what Advance Auto Parts specializes in. The brands we work with are sure to keep that 1978 Jaguar XJS running right for years to come. In our inventory you’ll find brands like NGK, Autolite, Champion, and even more.

    Popular Dorman – Help Ignition and Tune-Up Products

    You’ll find popular Dorman – Help brand products across Spark Plugs. All are waiting to get your 1978 Jaguar XJS back on the road. Some of the top-rated Dorman – Help products in these categories are:

    Top-Rated NGK Ignition and Tune-Up Products


    If NGK are what you’re looking for, our inventory holds plenty. We stock NGK brand Ignition and Tune-Up Products for your 1978 Jaguar XJS, and some of our most reviewed NGK parts include:

    FAQs for 1978 Jaguar XJS Ignition and Tune-Up Products

    What are the most purchased Ignition and Tune-Up Products for the 1978 Jaguar XJS?

    Out of 26 Ignition and Tune-Up Products for the 1978 Jaguar XJS, the most popular in our inventory are:

    What are the top-rated 1978 Jaguar XJS Ignition and Tune-Up Products?

    Top-rated Ignition and Tune-Up Products for your 1978 Jaguar XJS based on customer reviews/ratings are:
    Iridium IX Spark Plug: Single Iridium Fine Wire, BPR5EIX
    from $11.79
    (6)
    Iridium IX Spark Plug: Single Iridium Fine Wire, BPR5EIX
    “Awesome spark plug!! I had to gap it but not by much. Be careful not to gap incorrectly. There is a proper way to gap any spark plug and that requi”