Reliable Crankshaft Bushing for Smooth Raptor Engine Rotation

Friction is the enemy of speed—combat it head-on with the Crankshaft Bushing, SKU 555140, engineered for Briggs Raptor flathead engines. Nestled within the crankcase, this bushing provides a low-friction interface that allows the crankshaft to spin freely, minimizing energy loss and maximizing output.

Its robust design absorbs shocks from aggressive driving, extending the life of your rotating assembly. Kart builders often highlight how a fresh bushing restores that silky-smooth rotation, translating to quicker throttle response and better corner exits. For organized trackside prep, it's a straightforward swap that keeps downtime low.

• Bearing-grade material for superior wear resistance
• Exact tolerances for vibration-free operation
• Enhances overall crankshaft alignment

Whether tuning for sprint races or endurance events, this component helps your engine deliver consistent torque, helping you pull away from rivals. Invest in this bushing to maintain peak mechanical efficiency and focus on what matters: crossing the finish line first.