Namura .020 Over Bore Piston & Gasket Kit for Honda Rancher 420 2007-2008 87mm

Namura .020 Over Bore Piston & Gasket Kit for Honda Rancher 420 2007-2008

This piston and gasket kit replaces the original Honda factory piston assembly for Rancher 420 models from 2007 and 2008, offering an .020 overbore to restore cylinder compression.

Overview

The Namura .020 Over Bore Piston & Gasket Kit is a complete replacement for the Honda Rancher 420 engine, designed to deliver reliable performance after a rebuild. It includes a high-quality piston, rings, and all necessary gaskets for a proper seal. This kit is specifically intended for the 2007-2008 Rancher 420 with an 87mm bore.

Built For Performance

• Precision-machined piston from Namura for consistent fit
• Includes .020 oversize to restore worn cylinders
• Complete gasket set for a full top-end rebuild
• Designed for Honda Rancher 420 2007-2008

Fits These Machines

• for Honda Rancher 420 (2007-2008)

On-The-Job Use

• Commonly used during ATV engine rebuilds and top-end repairs
• Suitable for trail riding, farm work, and recreational use
• Ideal for restoring lost compression and power in high-mileage Rancher 420 engines

Specs At A Glance

Good To Know

Q: Is this kit compatible with the Honda Rancher 420 from 2009? A: This kit is designed specifically for 2007-2008 models; later years may have different bore sizes or cylinder configurations, so verify before purchase.

Q: Do I need to replace the wrist pin or circlips? A: The kit includes the piston and gaskets but not the wrist pin or clips; they should be inspected and replaced separately if worn.

Slight variation in finish or dimensions may occur between production runs, and confirm compatibility before ordering.