B-Series Turbo RACE Short Block ECU finished and inspected in the

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

7075-T6 billet aluminum construction reduces rotational inertia

but we have tested ALL others on the market

OEM valve guides or optional bronze valve guides

B-Series Turbo RACE Short Block ECU finished and inspected in the4 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