MSD Super Conductor Spark Plug Wire Set, Big Block Chevy Marine, HEI – 31489

For use on Chevy Big Block Marine engines, HEI, Red jacket

Part Number: 31489

Reliability is just as important as performance in marine applications and MSD’s spark plug wires are up for the task. MSD wires are designed with a tough, high heat sleeve that also provides excellent abrasion protection. Dual Crimp terminals provide the strongest connections to the wire and lock to the spark plug terminal.

Features and Benefits

Custom fit for make and model listed.
Bolt-on performance
Wires are precut to exact specifications