B-Series Turbo RACE Short Block ECU OEM valve guides or optional

OEM valve guides or optional bronze valve guides

Full length bronze manganese valve guide for valve stability

We modify brand new OEM pumps for use up to 11

but we have tested ALL others on the market

finished and inspected in the USA and includes an inspection report from our quality team

B-Series Turbo RACE Short Block ECU OEM valve guides or optional4 Piston Racing Short block assembly: Chamfer and debur all sharp edges and oil galleys, chamfer bearing housings and bottom of cylinder bore High pressure thorough cleaning of oil galleys in block and crankshaft Mic pistons and verify straight bore with precision Sunnen bore gauge, set piston to wall clearance for your application Set ring gap for specific application Balance rotating assembly Set bearing clearances Race preparation and debur to