Motorcraft SP-424 Copper Resistor Spark Plug Fits select: 1988-1991 CHEVROLET CORVETTE, 1991-2002 SATURN SL1

The only parts recommended by Ford Motor Company for Ford, Lincoln, and Mercury vehicles.Same spark plugs that were installed when the engine left the assembly line, Spark plugs are matched to the engine for optimum engine performance. Spark plug designs include continuous improvements, Resist oxidation and arc erosion, Multi-rib insulator protects against misfire, Nickel-plated shell for corrosion resistance (on all except Standard Copper Core), High-Strength Steel High Thread, Platinum-Iridium, and Fine-Wire Double-Platinum feature 0.8 mm fine-wire design.Fine-Wire Double Platinum features Platinum pad on both electrodes. Extended service intervals (on all except Nickel and Standard Copper Core plugs), Proprietary platinum pad on side wire electrode (on Platinum-Iridium and Fine-Wire Double Platinum plugs). Platinum-Iridium plugs feature Iridium-enhanced center electrode. Platinum-Iridium plugs can be used in any engine regardless of ignition system.High-Strength Steel High Thread spark plugs for 3-valve Triton engines redesigned: New, high-strength steel shell, Nickel-plated shell for corrosion resistance, Scavenger area allows for more carbon build-up before misfires occur, Full ground strap helps for better heat transfer within the combustion chamber, Thicker insulator for better misfire prevention.Long Service Intervals: 100,000 mile service interval, High-Strength Steel High Thread, Platinum-Iridium, Fine-Wire Double Platinum, 60,000-100,000 mile service interval, Up to 60,000 mile service interval: Nickel, Standard Copper Core.

Motorcraft SP-424 Copper Resistor Spark Plug Fits Select: 1988-1989 CHEVROLET CORVETTE 1991-2002 SATURN SL1 1990-1991 CHEVROLET CORVETTE 8 Cyl 5.7 L 1991-1999 SATURN SL2 1994-1996 MERCEDES-BENZ E 1991-2002 SATURN SL 1987-1992 CHEVROLET CAMARO 8 Cyl 5.7 L 1993-2002 SATURN SC1 1994-1996 MERCEDES-BENZ SL 1990-1993 MERCEDES-BENZ 500 1993-1999 SATURN SC2 1994-1996 MERCEDES-BENZ C 1994-1996 MERCEDES-BENZ S 1993-1999 SATURN SW2 1990-1993 MERCEDES-BENZ 300 1994 PONTIAC GRAND AM 4 Cyl 2.3 L 1982 FORD F100 6 Cyl 3.8 L 1992-1993 MERCEDES-BENZ 400 1982 FORD GRANADA 6 Cyl 3.8 L 1993-1999 SATURN SW1 1991-1992 SATURN SC 1994 OLDSMOBILE ACHIEVA 4 Cyl 2.3 L 1993-1994 BUICK SKYLARK 4 Cyl 2.3 L 1992-1993 MERCEDES-BENZ 600 1982 MERCURY COUGAR 6 Cyl 3.8 L and more - add your vehicle to our fit widget to check