Namura .030 Over Bore Piston & Top End Gasket Kit for Honda Foreman 400 86.75mm

.030 Over Bore Piston & Top End Gasket Kit for Honda Foreman 400

This aftermarket piston and top end gasket kit is designed for Honda Foreman 400 models with a .030 over bore (86.75mm), providing a reliable replacement for engine rebuilding.

Overview

The .030 Over Bore Piston & Top End Gasket Kit is a complete set for rebuilding the top end of a Honda Foreman 400 engine with an overbored cylinder. This kit includes an oversized piston, rings, and all necessary gaskets to restore compression and performance. It is a direct fit for models requiring an 86.75mm bore.

Built For Performance

• Includes oversized piston for .030 over bore (86.75mm)
• Precision-machined to match overbored cylinder
• High-quality ring set for proper sealing
• Complete gasket set for top end reassembly
• Manufactured to meet OEM specifications

Fits These Machines

• for Honda Foreman 400

On-The-Job Use

• Used for engine rebuilds on utility ATVs
• Ideal for farm and ranch work vehicles
• Restores lost power and reliability
• Suitable for off-road and trail riding applications

Specs At A Glance

Good To Know

Q: Does this kit include a wrist pin? A: This kit includes the piston, rings, and gaskets but may require separate purchase of a wrist pin and circlips; please verify your engine's requirements.

Q: Is this kit compatible with a standard bore cylinder? A: No, this kit is designed specifically for cylinders bored .030 over (86.75mm); using on a standard bore cylinder will not fit.

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