PACKARD WIRE CO.FOR OVER 100 YEARS, MADE IN THE U.S.A.!!8mm High Performance RED Spiral Core Spark Plug Wires for 1984 CHEVY CORVETTE 5.7L 350 with CROSS-FIRE FUEL INJECTION!See below for complete application listing. With only 270 ohms per foot, these high performance wires are an industry leader!! The less ohms, the less resistance!! MADE IN THE USA!!The grey spark plug boots are high heat Spark Plug Boots that can handle 50 degrees more heat than a standard spark plug boot!!These wires will NOT work on a vehicle with a NON-HEI (female/points sytle) distributor cap. These wires are already factory assembled for these engine sizes so you DO NOT cut and crimp on the distributor ends. This listing is for a set of 8 spark plug wires and 1 coil wire that is need for some applications.PACKARD WIRE 8mm Spiral Core Spark Plug Wires have a resistance of only 270 Ohms per foot.Fits the following applications using a male distributor cap:MakeYearModelEngineChevrolet1984Corvette, Cross-Fire Fuel Injection5.7L 350Chevrolet1987Camaro, TPI w/Coil in Cap Distributor5.7L 350Chevrolet1985-1991Corvette, Tune Port Injection5.7L 350Pontiac1987Firebird, TPI w/Coil in Cap Distributor5.7L 350Please only order if you application is listed above.