Wiseco Pistons B1001 Top End Needle Bearing - 15x19x17mm

The Wiseco B1001 is a precision-engineered top end needle bearing designed for high-performance powersports engines. This small end bearing measures 15mm inner diameter, 19mm outer diameter, and 17mm length, providing critical support for the piston pin connection.

Key Features:

• Manufactured to strict OEM specifications for reliable performance
• Precision dimensions: 15mm ID x 19mm OD x 17mm length
• High-quality needle bearing construction for reduced friction
• Designed for demanding powersports applications
• Direct replacement for worn or damaged top end bearings

Wiseco top end bearings are built to withstand the extreme loads and temperatures found in high-performance two-stroke and four-stroke engines. This bearing ensures smooth piston pin operation and helps maintain proper connecting rod geometry throughout the engine's power band.