Namura .020 Over Bore Top End Rebuild Kit for Honda XR400R fits 1996-2004 85.5mm

.020 Over Bore Top End Rebuild Kit for Honda

This top end rebuild kit provides all necessary components for a 0.020 overbore rebuild of Honda XR400R engines, increasing displacement and restoring compression.

Overview

This 0.020 overbore top end rebuild kit is designed for Honda XR400R models from 1996 to 2004, featuring an 85.5mm piston. It includes piston, rings, pin, and gaskets for a complete top end overhaul. This top end rebuild kit is ideal for restoring power and performance to worn XR400R engines.

Built For Performance

• Precision-cast 85.5mm piston for a 0.020 overbore
• Moly-coated rings for reduced friction and longer life
• Complete gasket set included for a seamless rebuild
• Piston pin and clips included for assembly
• Matched to OEM specifications for reliable fit

Fits These Machines

• for Honda XR400R (1996-2004)

On-The-Job Use

• Performing a top end rebuild on a worn XR400R engine
• Increasing displacement for more power in off-road riding
• Restoring compression for better starting and throttle response
• Rebuilding engines for enduro or trail riding

Specs At A Glance

Good To Know

Q: Does this kit include a cylinder? A: No, this top end rebuild kit includes piston, rings, pin, and gaskets. The cylinder must be bored to 85.5mm separately.

Q: Will this fit my 2000 XR400R? A: Yes, it fits 1996-2004 Honda XR400R models. Ensure your engine is within the year range.

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