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Mahle MS piston set for B16 A1/A2/A3 engines, supplied as a set of four. They feature an 81.50 mm bore, a 77.4 mm stroke (noted 87.2 mm in one field), a 138 mm rod and a 21 mm wrist pin with about 9 cc crown volume for a 12.5:1 compression ratio. This set provides the piston dimensions needed when rebuilding compatible B16-series engines.
Mahle MS Piston Set B16 A1/2/3 81.50mm Bore 87.2mm Stroke 138mm Rod 21mm Pin 9cc 12.5 CR Set of 4
