PR# 19354239 LSX Aluminum heads includes 2.205 titanium intake vales 1.615 stainless exhaust valves.
Machined for Jesel shaft rockers, NHRA Super Stock specs 66 CC chamber, 289 CC intake, 105 CC exhaust.
CC flow-sheets available.
MSD Ignition: Chevy Vacuum Advance Mechanism P/N 8463
These MSD vacuum advance mechanisms are designed to replace the vacuum advance chamber on the MSD HEI distributor. They are made of steel and feature cadmium plating for maximum durability.