BMW S54 95mm Stroker Kit by 5150 AutoSport

Bigger displacement, more torque and more power. Our 5150 Autosport 3.3L / 3.4L Stroker kit is specifically designed for Naturally Aspirated S54 engines.

Our lightweight 95mm Stroker Kit is capable of reving up to 9600 RPMs with selecting CP-Carrillo Connecting Rods. Featuring only the highest quality components available, Utilizing CP-Carrillo Pro-Xtreme Forged Pistons and Pro-Xtreme Rods, as well as the 5150 AutoSport lightweight 4340 Billet Steel Crankshaft. 

Other teams have applied this kit in Hill Climb, Road Racing, Endurance Racing, Rally, Time Attack, all with powerful results.

Benefits of Stroking an Engine

- With higher displacement, your engine will produce greater power and torque, thanks to increased cylinder volume and improved air-fuel mixture combustion

- The longer stroke in the crankshaft increases the leverage on the connecting rods, resulting in increased torque output at lower RPMs

- Improved throttle response

- Increased horsepower

Kit Contents 

- 5150 Autosport 4340 Billet Steel Crankshaft, 95mm Stroke 
      - Professionally turned, polished, and coated with anti-wear coating
      - Fully balanced
- SP Components Connecting Rods Or Carrillo Connecting Rods 
- CP-Carrillo Forged Pistons
- CP-Carrillo Piston Wrist Pins 
- CP-Carrillo Piston Rings 
- CP-Carrillo Piston Wire Locks

 Our stroker kit offers varying displacements, ranging from 3388 cc to 3427 cc, depending on the selected bore size:

87 mm results in the maximum displacement of 3388 cc
87.5 mm results in the maximum displacement of 3427 cc

Have more questions? Contact our engine build advisors to discuss your build.