Wiseco B1092 Top End Wrist Pin Needle Cage Bearing 21x27x24.8mm

The Wiseco B1092 is a top end wrist pin needle cage bearing designed for two-stroke powersports engine rebuilds. Measuring 21mm inside diameter x 27mm outside diameter x 24.8mm length, this bearing provides a precise, OEM-quality fit for applications including Ski-Doo snowmobiles and other two-stroke engines requiring this size specification.

Key Features:

• Needle Cage Design: Roller needle cage construction for reduced friction and efficient load distribution at the wrist pin
• Case-Hardened Construction: Heat-treated for maximum wear resistance and long service life at high engine speeds
• OEM-Quality Standards: Manufactured by leading bearing suppliers and inspected to meet or exceed original equipment specifications
• Exact Dimensions: 21mm ID x 27mm OD x 24.8mm length for a precise, drop-in fit
• Essential Rebuild Component: Recommended replacement any time the top end is serviced to ensure proper operation and longevity

Wiseco top end bearings are a trusted choice for two-stroke engine rebuilds across motocross, snowmobile, PWC, and ATV applications. Replacing the wrist pin bearing during every top end rebuild helps ensure smooth, reliable engine performance and protects the connecting rod and piston pin from premature wear.