MSD Performance 8427 - Rotor, GM HEI Late Model, External Coil Cap

Rotor assembly for a GM HEI late model with external coil cap Chevy V8 cap-a-dapt. The cap and rotor of any ignition system must be considered maintenance items. Just as you change the oil and filter of your car, you should always replace the cap and rotor as a set. To make things easy, we now offer these cap and rotor replacement kits.

• Resist carbon tracking
• Low resistance brass
• Max voltage transfer
• Molded from insulated material