Sleeved Spark Plug Wires for SBC over valve cover, HEI - 31351 4-Door 5 V8 1966 - 1967

5 V8 1966 - 1967 Mercury Voyager 289/4

6L V8 1979 - 1980 GMC K1500 Suburban 400/6

SKU Number : RT21005 Brand : RT Off-Road UPC : 849603009146 Part Type : HD Steering Kit Dimension : 47

Holley is pleased to introduce their Muscle Series Small Block Chevy valve covers inspired by 1970's era GM factory L82/LT1/Z28 equipped engines

Sleeved Spark Plug Wires for SBC over valve cover, HEI - 31351 4-Door 5 V8 1966 - 1967Overview: The MSD 8. 5mm Super Conductor is the ultimate performance wire! Its extremely low resistance combined with the ability to suppress Electro Magnetic Interference is a combination that defies the common laws of physics. Less resistance means more energy is going to make it to the spark plug to ignite the air fuel mixture. The Super Conductor uses a copper alloy conductor resulting in less than 50 ohms per foot of wire! This ensures that the