MSD HEI Distributor Chevy V8 Circle Track Main Cap Oil Baffle 620 in OD Steps

620 in OD Steps

Flat Mount

1986-1990 GMC G3500

Vehicle Applications: 1993-2002 V8 equipped GM F-bodies (excludes 1993-1997 SS models)Vehicle Applications: 1993-2002 V8 equipped GM F-bodies (excludes 1993-1997 SS models)

MSD HEI Distributor Chevy V8 Circle Track Main Cap Oil Baffle 620 in OD StepsMSD engineers have worked tirelessly to perfect the new circle track HEI. A bulletproof ignition module fires a high output coil in the cap while a specially designed, QPQ coated chromoly advance cam and weight set ride on tig welded weight plate pins and a tig welded distributor shaft. This combination provides brute strength and precision timing from idle to max RPM. At the bottom, a QPQ coated steel gear will run lap after lap, race after race,