BMW / Toyota B58 3.4L Stroker Kit by 5150 AutoSport

Bigger Displacement, more Torque and MORE Power!!!  Our 5150 AutoSport Bully Stroker kit is specifically designed for BMW and Toyota B58 Engines, Gen 1 and 2. This Bully kit is specifically engineered to handle up to 2000 horsepower, suitable for high-performance turbo/drag racing or street/strip applications. They are also designed to handle high engine speeds of up to 9500 RPM.  Utilizing our completely custom CP-Carrillo Pro-Xtreme Forged Pistons and Pro-Xtreme Rods, as well as the specially designed 5150 4340 Billet Steel Crankshaft, our stroker kits have stood up to the tests and trials of high horsepower applications time and time again.  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 respo