501 Series Performance Heads 42 by 37.5 Valves, Pair AA and JE New SACHS clutch release bearings

New SACHS clutch release bearings should be installed when servicing your clutch

80mm compression height will work with small stroked cranks 69

daily drivers and restorers for many years

Oversize: STD

501 Series Performance Heads 42 by 37.5 Valves, Pair AA and JE New SACHS clutch release bearingsThis 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 42mm Intake and a Stainless Steel 35. 5mm Exhaust Valves, with Harden Keepers, Chromoly retainers, and Single high rev springs. They areready 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