With a performance ceiling of up to 2000 HP and engine speeds of up to 9500 RPM

Beginning with a two-row

5 Camshafts | Stage 3

and automated testing (including burn-in)

blow off valves

S38 Combustion Chamber Upgrade Service G21 With a performance ceiling of5150 AutoSport Combustion Chamber Upgrade Service for BMW S38 Engines Please note that price is based on customer providing disassembled, clean core. If you need help sourcing a core, please contact our sales team. Our CNC Cylinder Head Combustion Chamber Service is a precision machining process where the combustion chambers of an engine's cylinder head are reshaped and refined using Computer Numerical Control (CNC) technology, optimizing engine