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The Mahle MS piston set for 6-cylinder S54 B32 3.2L engines includes six pistons sized for an 87.50 mm bore with a 91.0 mm stroke and 139 mm connecting rods. Each piston accepts a 21 mm wrist pin and has a -13.1 cc dome displacement, with an 11.6 compression ratio specified. Individual piston weight is listed at 343 g and item notes include code 2618.
Mahle MS Piston Set S54 B32 3.2L 87.5mm Bore 91mm Stroke 139mm Rod 21mm Pin-13.1cc 11.6 CR Set of 6
