B58 3.2L Stroker Kit by 5150 AutoSport Connecting Rod:CP-Carrillo Pro-Xtreme 313″ Valve/Seat

313″ Valve/Seat

CNC machined from heat-treated 4130 Chromoly

proper engine tuning is essential to ensure optimal performance

from subtle improvements for street builds to aggressive profiles designed for high-performance racing

The BMW M42 engine

B58 3.2L Stroker Kit by 5150 AutoSport Connecting Rod:CP-Carrillo Pro-Xtreme 313″ Valve/SeatBMW Toyota B58 Gen 1 & 2 Stroker Kit by 5150 AutoSport Bigger displacement, more torque and more power; Our 5150 AutoSport Stroker Kits are specifically designed for BMW & Toyota B58 Engines. Benefits of Stroking an Engine: Higher displacement offers greater power output and torque from increased cylinder volume and improved air fuel mixture combustion Longer crankshaft stroke increases connecting rod leverage for increased torque output at lower RPMs