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For BMW and MINI B38 turbo engines
where the pin is slightly offset to minimize piston thrust against the cylinder wall during the powerstroke
and minimizes wear on both the piston and cylinder bore
this guard features self-centering design to ensure perfect fitment
N63 Valve Guides Tools For BMW and MINI B38Our HD bronze valve guides for the BMW N63 engine are engineered for high performance, high boost applications where OEM materials reach their limits. These replace the factory BMW valve guides in the cylinder head (intake and exhaust guide assemblies). Built to withstand extreme heat, increased valve spring pressures, and sustained high RPM operation, these guides deliver exceptional stability and durability under demanding conditions. Machined from
