Namura .040 Over Bore Piston Rings for Honda RECON 250 TRX250EX Sportrax 69.5mm

Piston Rings for for Namura

These .040 over bore piston rings for for Namura restore compression and oil control in rebuilt engines.

Overview

Precision engineered .040 over bore piston rings for for Namura seal the combustion chamber against blow-by. By installing these .040 over bore piston rings for for Namura, you regain lost power in your engine. Engine builders trust these .040 over bore piston rings for for Namura for tight tolerances.

Built For Performance

• Ductile iron construction for durability
• Hard chrome face for wear resistance
• Precise end gap clearance
• Designed for 69.5mm cylinders

Fits These Machines

• for Honda RECON 250
• for Honda TRX250EX
• for Honda Sportrax

Specs At A Glance

Q: Do I need to hone the cylinder before installing? A: Yes, a fresh crosshatch hone is required to allow the rings to seat correctly. Q: Are these rings pre-gapped? A: These rings are designed for standard over-bore clearances but should always be checked in the cylinder.

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