1997 Chrysler Concorde Spark Plugs

The Platinum Spark Plug (AP985) is expertly crafted to deliver enhanced durability and performance for older engine applications. Featuring a platinum center electrode firing tip, it ensures quicker firing, smoother starts, and improved fuel efficiency while preventing gap erosion for a longer service life. Its high alumina ceramic insulator provides superior thermal conductivity and insulation, boosting strength and reliability under demanding conditions. The extra-long projection of the center electrode design further optimizes ignition performance, while the nickel-plated shell resists corrosion for extended durability. With a multi-rib insulator to prevent flash-over and a flat seat type for secure installation, this performance-grade spark plug is built to withstand the rigors of daily driving. Whether you’re seeking better acceleration or reliable ignition, this spark plug offers exceptional value and long-lasting dependability.

Champion Double Platinum Power spark plugs combine a platinum fine-wire center electrode with platinum center and ground electrodes and exclusive Heat-Active alloy, ensuring powerful performance, longer service life and precise spark focus for optimal combustion. Champion your engine with spark plugs engineered to improve efficiency and keep your vehicle running at its best.

Autolite Copper spark plugs are crafted to deliver reliable performance and durability, making them an excellent choice for quick starts and consistent power. Featuring a copper core center electrode, these spark plugs excel in thermal control and resist fouling, ensuring smooth operation. The high nickel alloy center and ground electrodes are designed for extended life, while the extra-long projection of the center electrode enhances ignition efficiency. Built with a high alumina multi-rib ceramic insulator, these plugs offer superior thermal conductivity and insulation for added strength. The nickel-plated shell provides exceptional corrosion resistance, ensuring durability over extended use. With a flat seat type and integrated resistor, these spark plugs are engineered to meet regular-grade performance Standards, making them a dependable solution for your vehicle’s ignition system.

Champion Copper Plus spark plugs deliver dependable ignition performance with proven copper-core technology. The copper core electrode provides excellent conductivity and optimized heat control for consistent sparks while the coated shell protects against corrosion. Champion your engine with spark plugs engineered to improve efficiency and keep your vehicle running at its best.

Double Platinum Spark Plug: Enhanced Durability & Longer Life is engineered for peak performance and reliability, making it an ideal choice 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, providing exceptional durability under high 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 standard center electrode design and extra-long projection, this spark plug delivers precise ignition performance. Both the center and ground electrode tips are crafted from platinum, ensuring unmatched durability and efficiency. Designed with a flat seat type and integrated resistor, this performance-grade spark plug is built to withstand demanding conditions while delivering reliable results. Upgrade to this spark plug for enhanced engine performance and long-lasting value.

NGK V-Power spark plugs offer reliable performance and improved ignitability over standard nickel plugs. Engineered specifically for OE applications, the special V-cut nickel alloy center electrode and concave ground electrode of NGK’s V-Power spark plug increases ignitability providing quicker starts and smoother idle. NGK’s legendary high grade alumina silicate ceramic creates a stronger insulator for optimal dielectric performance. Trivalent metal plating ensures superior anti-corrosion and anti-seizing properties.

The Spark Plugs are the product of years of fundamental research in the combustion field. The unique patented electrode configuration of these new The spark plugs increases the amount of combustion pressure created during each power stroke of an engine, which results in a marked increase in power output, fuel economy, and reduced emissions in all gasoline engines. E3.58 is a 14mm, 0.750 reach plug with a gasket seat. E3.58 also has an additional extension, or skirt, just below the threads that extends the reach to .917. It fits a wide variety of applications, especially Jeep applications. E3.58 is widely stocked in automotive retail stores. The automotive plugs have three legs securing the Diamond FIRE electrode to the shell. This allows for excellent heat transfer, and helps to create more turbulence in the cylinder. The patented Diamond FIRE side wire is proven to increase power, reduce fuel consumption and improve hydrocarbon emissions in long-term use.

This spark plug non fouler is designed for easy installation on specified vehicles to protect spark plugs from fouling and damage. It is engineered for durability and reliable performance.

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.

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.

Ensure your engine runs smoothly and efficiently with this high-quality spark plug, designed to deliver reliable ignition and optimal performance. Engineered for durability, it provides consistent sparks to ignite the air-fuel mixture, enhancing engine efficiency and reducing misfires. Its robust construction ensures long-lasting performance, even under demanding conditions, making it a dependable choice for maintaining your vehicle’s peak performance. Whether you’re replacing a worn-out plug or upgrading for better efficiency, this spark plug offers excellent value by improving fuel economy and overall engine responsiveness. Perfectly suited for a wide range of vehicles, its an essential component for keeping your engine in top shape.