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Mahle MS piston set for the BMW S85 B50 includes six pistons sized for a 92.00mm bore with a 75.2mm stroke, 140.7mm rod, 21mm wrist pin, 12.2cc combustion chamber and a 12.2:1 compression ratio. The specification lists 4032 material, matching the dimensional and material data expected for S85 rebuilds. This set supplies OEM-style replacement pistons for engine overhauls requiring these exact specs.
Mahle MS Piston Set BMW S85 B50 92mm Bore 75.2mm Stroke 140.7mm Rod 21mm Pin 12.2cc 12.2CR Set of 6
