our BMW experts use precision tools to extract the worn-out or damaged valve seats without compromising the integrity of the cylinder head

making this housing an ideal solution for adding oil cooling capability

(6) Exhaust valves

designed as a comprehensive solution for replacing factory rod bearing shells (Part #11217841609

Motorsport-Ready: Full Gear Shift Control

BMW B48 Valve guides 330073R our BMW experts use precisionOur HD bronze valve guides for the BMW B48 engine are engineered for high performance and boosted applications where OEM materials fall short. These replace the factory BMW valve guides in the cylinder head (intake and exhaust guide assemblies). Built to handle increased temperatures, higher valve spring pressures, and sustained RPM, these guides provide improved stability and durability under demanding conditions. Machined from high quality bronze