MSD Super Conductor Spiral Core 8.5 mm Spark Plug Wire Set - Red - 90 Degree Plug Boots - HEI Style Terminal - Marine - Big Block Chevy VHF-1/2W-SPR Whether you're a car enthusiast

Whether you're a car enthusiast looking to improve the handling of your daily driver or motorsports competitor looking for an edge on the track

quick gear changes

Programming your vehicle with one of SCT's pre-loaded performance or fuel economy tune files is as easy as 1-2-3

9LSU sensor recorded the fastest response times

3-5 hour installation time

MSD Super Conductor Spiral Core 8.5 mm Spark Plug Wire Set - Red - 90 Degree Plug Boots - HEI Style Terminal - Marine - Big Block Chevy VHF-1/2W-SPR Whether you're a car enthusiastReliability is just as important as performance in marine applications and MSDs 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. Two wires are offered; the economical upgrade Heli Core wires and the premier 8. 5mm Super Conductor wire. Both are offered in