Stock Head W/ seats and guides 40mm Intake 35.5mm Exhaust 356c Comp Dist: 31

Comp Dist: 31

Piston Angle:30°

Year: 1976-78

This crankshaft comes with Chevy rod journals

Assembly required

Stock Head W/ seats and guides 40mm Intake 35.5mm Exhaust 356c Comp Dist: 31AA 500 Series CastingWith seatsand guides40mm Intake 35. 5mm Exhaust, It is set up to build the performance Head of your needs. The 500Series Castings come STD with: Cleanflowingcooling vanes, formaximumcooling through the head, and around the intake ports forincreasedHP and over all cooling. Amodernized Combustionchamber, for increased head flow & performance. AsecondFull Fin, soyoucanFlycutyourheads deeper to achieve almost any desired Head CC