ACCEL TST15 Truck Super Tune-Up Kit Everything you need to super tune your vehicle in one package Includes a distributor cap and rotor a wire set and a complete set of spark plugs Designed specifically for 1985 to 1988 5.0 carbureted 1984 to 1987 351W with EEC 4 ignitions and fuel injected 1988 to 1997 351W Spark plug wires are pre cut to exactly the right length Easily installed and backed by ACCEL's famous Limited 1 Year Warranty