Big Bore Kit Crankshaft

Athena Big Bore Kit Crankshaft

Upgrade your engine's performance with the Athena Big Bore Kit Crankshaft. Designed as a high-quality alternative to OEM crankshafts, this precision-engineered component delivers increased strength, reliability, and smooth power delivery for tuned and high-displacement builds.

• Premium manufacturing: CNC-machined and balanced to exacting tolerances for reduced vibration and longer service life.
• Performance-focused design: Optimized journals and counterweights improve rotational stability and throttle response in big-bore conversions.
• Durable materials: Built from heat-treated steel for superior fatigue resistance under higher loads.
• Direct replacement fit: Compatible with Athena big bore kits and many OEM configurations for straightforward installation.

This Athena crankshaft is the ideal choice for riders and builders seeking a dependable, performance-oriented crank that surpasses basic OEM replacements. Enhance longevity and extract more usable power from your engine with a component engineered to perform.