Wrist Pin Bearing for Arctic Cat Puma 340 1971-1972 Hirth JLO Kawasaki

Wrist Pin Bearing for Arctic Cat Puma 340

This wrist pin bearing is made for the Arctic Cat Puma 340 snowmobile and fits between the connecting rod and piston pin to keep the small end of the rod running smoothly.

Overview

This Wrist Pin Bearing for Arctic Cat Puma 340 is a small-end bearing used in the engine top end of the 1971 through 1972 Arctic Cat Puma 340. The wrist pin bearing for Arctic Cat Puma 340 carries the load between the connecting rod and the piston pin, keeping the top end turning freely. It suits riders and mechanics rebuilding or refreshing a vintage Puma 340 engine.

Built For Performance

• Caged roller design for smooth rotation at the small end of the rod
• Sized for the piston pin and connecting rod bore of the Puma 340
• Hardened rolling elements built to handle two-stroke engine loads
• Replacement part for a worn or seized wrist pin bearing during a rebuild
• Compact, lightweight component that installs without engine modification

Fits These Machines

• for Arctic Cat Puma 340, 1971
• for Arctic Cat Puma 340, 1972

On-The-Job Use

• Top-end rebuilds on vintage Arctic Cat Puma 340 engines
• Replacing a noisy or seized wrist pin bearing during a piston service
• Restoration projects bringing a 1971-1972 Puma 340 back into running order
• Routine engine maintenance before a season of trail riding

Specs At A Glance

Good To Know

Q: Where does this wrist pin bearing go? A: It sits at the small end of the connecting rod, wrapping the piston pin to let it rotate smoothly. This is a common wear item replaced during a top-end rebuild.

Q: Does this fit both the Hirth, JLO, and Kawasaki engine variants? A: The listing covers the Puma 340 for model years 1971 through 1972, so confirm which engine variant your machine carries before ordering. Check the rod and pin dimensions against your engine for a positive match.

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