Mahle Motorsport S54 Forged Pistons

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  • Regular price $1,110.40


Mahle Motorsport Piston Set for BMW S54 engine.  87.50mm Bore, 91mm Stroke, 139mm Rod, 21mm Pin.  Choose 12.5:1 or 9:1 CR for N/A or Forced induction applications. CR calculated at 0.25mm below deck and 0.69mm head gasket thickness.  PowerPak Plus 2618 Alloy & Hard Anodized Top Ring Groove For Extreme Duty Applications.