Stock Head W/ seats and guides 40mm Intake 35.5mm Exhaust 356c 5mm Depth and is set

5mm Depth and is set up for a 200mm VW Clutch Features a heat treated 12 Volt VW ring gear

Comp Dist: 31

This crankshaft comes with Chevy rod journals

It is set up to build the performance Head of your needs

AA Forgings are made from 4032 Aluminum

Stock Head W/ seats and guides 40mm Intake 35.5mm Exhaust 356c 5mm Depth and is setAA 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