Namura Standard Bore Size C Top End Kit for Arctic Cat 500 4x4 2003-2009 87.5mm

Standard Bore Size C Top End Kit for Arctic Cat

This Namura top end kit for Arctic Cat 500 4x4 models from 2003-2009 includes a piston, rings, pin, and circlips to restore engine compression and performance with a standard bore of 87.5mm.

Overview

Designed for the Arctic Cat 500 4x4 (2003-2009), this Namura Standard Bore Size C top end kit provides all necessary components for a reliable rebuild. Featuring a 87.5mm bore size, this top end kit ensures proper cylinder fitment and long-lasting durability for your ATV engine.

Built For Performance

• Includes premium piston, rings, wrist pin, and circlips for a complete top end rebuild
• 87.5mm standard bore size matches OEM specifications for Arctic Cat 500 engines
• Namura's proprietary casting process reduces weight while maintaining strength
• Hardened steel pin and moly rings reduce friction and wear
• Precision-machined to exact tolerances for reliable compression and power

Fits These Machines

• for Arctic Cat 500 4x4 (2003-2009)

On-The-Job Use

• Used for top end engine rebuilds on utility ATVs
• Commonly applied when restoring compression and power in older Arctic Cat 500 models
• Ideal for replacing worn piston and rings during routine engine maintenance

Specs At A Glance

Good To Know

Q: Will this top end kit work with my Arctic Cat 500 4x4? A: This kit is specifically designed for Arctic Cat 500 4x4 models from 2003 to 2009 with a standard bore of 87.5mm. Confirm your engine's current bore size before purchasing.

Q: Is the piston included in the kit? A: Yes, the kit includes a Namura piston, rings, wrist pin, and circlips — everything needed for a complete top end rebuild.

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