501 Series Performance Heads 40 by 35.5 Valves, Pair 1.1 Giving you the the ability

Giving you the the ability to build any possible combo Street/Drag head you want

Engine size: 1700cc

Bolt Pattern:5x205

This kit requires machine work Both the heads and Case will need to be opened for the 92mm Bore Cylinders

Engine size: 2276cc with 82mm crank

501 Series Performance Heads 40 by 35.5 Valves, Pair 1.1 Giving you the the abilityThis is a brand new Set of 501 High Performance Cylinder Heads for a VW Type 1 2 or 3 Dual Port. Heads comes with Stainless Steel 40mm Intake and a Stainless Steel 35. 5mm Exhaust Valves, with Harden Keepers, Chromoly retainers, and Single high rev springs. They are ready to install. The 501 Series Castings come STD with: Increased material at the intake surface giving you the ability to make much bigger ports. A modernized Combustion chamber, for