Namura Big Bore Piston Rings for Honda XR400R fits 1996-2004 89mm

Big Bore Piston Rings for Honda

These Big Bore Piston Rings are designed for Honda XR400R models from 1996 to 2004, with an 89mm bore size.

Overview

These Big Bore Piston Rings are engineered for Honda XR400R motorcycles built between 1996 and 2004, featuring an 89mm bore diameter. They provide a strong seal for big-bore engine builds, restoring compression and power. The Big Bore Piston Rings are a Namura aftermarket upgrade for off-road performance.

Built For Performance

• Made from durable ductile iron for high-temperature operation.
• 89mm bore size for big-bore applications.
• Precise ring tension ensures low blow-by.
• Compatible with standard and oversized cylinders.

Fits These Machines

• for Honda XR400R (1996-2004)

On-The-Job Use

• Dirt bike engine rebuilding
• Motocross and enduro riding
• Performance tuning projects

Specs At A Glance

Good To Know

Q: Are these rings suitable for a big-bore cylinder kit? A: Yes, they are designed to work with big-bore cylinders that have an 89mm bore size.

Q: Do these piston rings include installation instructions? A: Standard ring installation practices apply; it is recommended to consult the engine service manual for proper gap and orientation.

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