Brian Crower Crankshaft - LightWeight Polaris Pro R 22+ Crankshaft / 78mm Stroke / 4340 Billet

This is a Brian Crower lightweight billet crankshaft specifically made for the Polaris Pro R model, starting from the 2022 model year. It features a 78mm stroke and is constructed from 4340 billet steel, a strong material chosen for its durability under high stress.

Brian Crower is known for making well-built engine components, and this crankshaft is no exception. The 4340 billet steel construction means it's designed to handle the increased demands of a performance engine. A 78mm stroke is a notable change from the stock configuration, which can alter the engine's displacement and power characteristics. This part is intended for builders looking to enhance the performance and reliability of their Pro R's engine.

When undertaking an engine build of this caliber, it's important to ensure all supporting components are up to the task. This crankshaft is a foundational piece for a performance engine build. Always refer to the manufacturer's installation instructions for proper assembly and torque specifications, as well as any specific requirements for balancing or other procedures.