Namura .040 Over Bore Piston Rings for Honda TRX90 Sportrax 90 1993-2025 48mm

.040 Over Bore Piston Rings for for Honda

These .040 over bore piston rings for for Honda are sized at 48mm to restore compression in worn cylinders for TRX90 Sportrax 90 models.

Overview

The .040 over bore piston rings for for Honda are essential for rebuilding an engine that has been bored out to the next size. Proper installation of these .040 over bore piston rings for for Honda ensures proper oil control and cylinder sealing.

Built For Performance

• Durable cast iron construction
• Precision gap sizing for heat expansion
• Engineered for .040 overbore cylinders
• Maintains consistent cylinder wall pressure

Fits These Machines

• for Honda TRX90 Sportrax 90

Specs At A Glance

Good To Know

Q: What does .040 over mean? A: This refers to an oversized piston used after the cylinder has been bored to remove damage or wear.

Q: Do I need to hone my cylinder before installing these rings? A: Yes, always deglaze or hone the cylinder wall to allow the new rings to seat correctly.

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