MSD Super Conductor Spark Plug Wire Set, Chevy 454 ’75-On HEI

The MSD Super Conductor Spark Plug Wire Set, Chevy 454 ’75-On HEI delivers high spark energy with incredibly low resistance to maximize combustion efficiency. Engineered to suppress electronic interference, this 8.5mm wire set provides superior durability and performance under the demanding conditions of high-powered Chevrolet big block applications.

Key Features

Incredibly low resistance path for optimal spark delivery
Superior electro-magnetic interference suppression to protect vehicle electronics
Heavy-duty 8.5mm outer sleeve provides high heat and tear resistance
Pre-terminated with high-quality spark plug boots and HEI terminals

Fitment

Chevrolet Big Block 454 V8 Engines (1975 and newer)
Equipped with HEI style distributor caps

Note: Designed specifically for big block Chevy 454 applications utilizing an HEI type distributor; please verify engine year and routing configuration prior to installation.