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Mahle piston set for BMW S65 B40 4.0L includes eight pistons with a 92.50mm bore, 75.2mm stroke, 140.7mm rod and 21mm pin. Each piston has a 2.1cc combustion volume, weighs about 372g and yields a 10.2:1 compression ratio. The matched set of eight is supplied for S65 applications and is produced to Mahle's MS specifications for consistent fit and performance.
Mahle MS BMW S65 B40 4.0L 92.50mm x 27.3mm CH 2.1cc 372g 10.2CR Pistons (Set of 8)
