1100-1513 NCY Crankshaft Wrist Pin Bearing (10 mm) Fits PRCK1 crankshaft The NCY Crankshaft Wrist Pin Bearing (10 mm) is designed for use with the PRCK1 crankshaft. This bearing ensures smooth movement of the wrist pin within the crankshaft assembly. It's a crucial component for maintaining proper engine performance and longevity. Here are some details about this bearing: Inner Diameter: 10 mm Compatibility: Specifically designed for the PRCK1 crankshaft Function: Facilitates the rotation of the wrist pin within the crankshaft