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

  
MSD 31489 Super Conductor Spark Plug Wire Set, Big Block Chevy Marine, HEI. For use on Chevy Big Block Marine engines, HEI, Red jacket; 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. So we have a chance to make it right - we want your repeat business! Check out the official Holley Performance.