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Mahle MS piston set for BMW S85 B50 is a ten-piston kit sized for a 92.50mm bore with a 75.2mm stroke, 140.7mm rod, 21mm wrist pin and a 12.2cc combustion chamber yielding a 12.3:1 compression ratio. The product spec includes material designation 4032. This set provides full-bank pistons matched to S85 dimensions for complete engine rebuilds requiring ten pistons to factory-related specs.
Mahle MS Piston Set BMW S85 B50 92.50mm Bore 75.2mm Stroke 140.7mm Rod 21mm Pin 12.2cc 12.3CR Set 10
