Porsche Cylinder Head Rebuilding 107-12 644-631-411-05 ID of this bearing is

ID of this bearing is 35mm and the OD is 55mm

These pistons are high domed and high compression with tops that measure 11mm and a compression height of 34

Porsche Sill triangle for 914 models (1970-1976)

Bracket is not included

Porsche Cylinder Head Rebuilding 107-12 644-631-411-05 ID of this bearing isPorsche AIRCOOLED AND WATERCOOLED PORSCHE CYLINDER HEAD REBUILD SERVICE RND rebuilt Porsche cylinder heads benefit from years of experience with thousands of Porsche heads rebuilt by our specialists to date. 100% of components are tested, reconditioned, or replaced and feature multi angle Serdi valve job, Viton valve stem seals, and critical surfaces are diamond milled, exceeding original manufacturer specifications. All components are inspected and