Assembled sbc brodix 11x aluminum heads solid roller springs to .650 7/16 studs and guideplates.
Comp 1.6 7/16 roller rockers. Removed from running engine. These heads on a 406 went 6.20s in the 1/8 n/a. Very nice porting and severe duty 2.08/1.60 valves. Spread port exhaust. With alcohol injection nozzle bungs. Ready to run. Just removed to upgrade.
