SPI Wrist Pin Bearing Caged Needle for Polaris 23x28x26 Replaces OEM# 3514909

Wrist Pin Bearing for for Polaris

This caged needle wrist pin bearing handles high speed rotation at the piston and connecting rod junction for for Polaris, replacing OEM number 3514909.

Overview

The wrist pin bearing is a vital internal engine component that reduces friction in the top end. This wrist pin bearing for for Polaris is engineered to withstand high temperatures and rapid oscillation. Reliable engine function depends on a quality wrist pin bearing.

Built For Performance

• Caged needle design for load distribution
• High grade steel for thermal stability
• Precision tolerances for proper clearance
• Minimized friction surface contact

Fits These Machines

• for Polaris 23x28x26 applications

Specs At A Glance

Good To Know

Q: Do I need to lubricate this bearing before assembly? A: Yes, coat the needle rollers with assembly lube or high quality two stroke oil before installation.

Q: How often should this be replaced? A: This bearing should be replaced whenever the piston is removed for top end service.

Slight variation in finish or dimensions may occur between production runs, and fit can depend on serial number, so confirm compatibility before ordering.