Namura .040 Over Bore Top End Repair Kit for Honda Rubicon 500 2001-2014 93mm

Namura .040 Over Bore Top End Repair Kit for Honda Rubicon 500 2001-2014

This top end repair kit includes piston, rings, gaskets, and wrist pin for rebuilding the cylinder of a Honda Rubicon 500 ATV with a .040 over bore (93mm).

Overview

The Namura .040 over bore top end repair kit is designed to restore compression and performance on Honda Rubicon 500 engines from 2001 to 2014. This top end repair kit provides everything needed to refresh the cylinder assembly, making it an ideal choice for DIY mechanics and shops working on these popular ATVs.

Built For Performance

• Precision-machined piston with .040 over bore (93mm) for tight clearances
• Includes high-quality rings, wrist pin, and circlips for a complete rebuild
• Matched top-end gasket set ensures proper sealing
• Manufactured to meet or exceed OEM specifications
• Designed for reliable performance in trail riding and utility use

Fits These Machines

• for Honda Rubicon 500 2001-2014

On-The-Job Use

• Trail riding and recreational ATV use
• Farm and ranch utility tasks requiring reliable power
• Engine rebuilds during routine maintenance or after top-end wear

Specs At A Glance

Good To Know

Q: Will this kit fit my Honda Rubicon 500 if the cylinder has not been bored? A: No, this kit is for .040 over bore; the cylinder must be bored to 93mm to match the oversized piston.

Q: Are the gaskets included in this kit? A: Yes, the top end repair kit includes a full gasket set for the cylinder head and base.

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