502 Series Performance Heads 40 by 35.5 Valves, Pair Journal Chevy 2 They require drilling

They require drilling

Type 1 60-73

Kennedy Stage 4

This is a new set of 90mm Type 4 or Porsche 914 cylinders

502 Series Performance Heads 40 by 35.5 Valves, Pair Journal Chevy 2 They require drillingThis is a brand new Set of 502 High Performance Cylinder Heads for a VW Type 1 2 or 3 Dual Port. Heads comes with Casted Stage 2 Port & Polished Stainless Steel 40mm Intake and a Stainless Steel 35. 5mm Exhaust Valves, with Harden Keepers, Chromoly retainers, and Dual high rev springs. They are ready to install. The 502 Series comes ported for you with a modernized combustion chamber for increased head flow & performance. There is a second Full Fin,