BMW S58 3.2L Stroker Kit

BMW S58 3.2L Stroker Kit –

The BMW S58 is an incredible platform — but when you’re ready to push it further, more displacement makes all the difference. The S58 3.2L Stroker Kit transforms the factory 3.0L into a torque-focused powerhouse capable of supporting 2,000+ HP when properly built and tuned.

Precision-machined in-house, this kit features a 96mm 4340 billet steel crankshaft, engineered for extreme strength, balance, and reliability. Perfect for high-boost street builds or full race applications.

Kit Includes

96mm 4340 Billet Crankshaft
• Precision polished & anti-wear treated
• Fully counterweighted for high-RPM stability
• Increased stroke for added torque

Connecting Rod Options

• CP-Carrillo Pro-Xtreme Rods – up to 2,000 HP / 9,500 RPM
• Arrow Rods

CP-Carrillo Forged Pistons
• Skirt-coated for reduced friction
• Includes premium rings & wire locks
• Heavy-duty wrist pins (850 HP rated)
• Optional extreme-duty pins for 850+ HP

Displacement Options

• 84mm bore – ~3325cc
• 85mm bore – ~3404cc (requires sleeving)