BMW 3.2 E46 M3, Z3M & Z4M - S54B32 King Racing Bearings | NPR Piston Rin
BMW E46 M3, Z3M & Z4M - S54B32. Engine Code: S54B32. These are uprated bearings that have specifically produced for the S54B32 engineThese bearings are also available in 0.25mm & 0.50mm. Engine Codes: S54B32.