Namura .020 Over Bore Piston Kit for Honda Pioneer 520 fits 2021-2026 96.5mm

.020 Over Bore Piston Kit for Honda Pioneer 520

This .020 over bore piston kit is a direct replacement for 2021-2026 Honda Pioneer 520 engines, increasing bore size to restore compression and power.

Overview

This .020 over bore piston kit is designed for 2021-2026 Honda Pioneer 520 UTVs. It provides an oversized piston to clean up worn cylinder walls and restore engine performance. The kit includes piston, rings, and pin for a complete top-end rebuild.

Built For Performance

• Precision-machined from high-strength aluminum alloy
• .020 oversize for cleaning up worn cylinder bores
• Includes piston rings and wrist pin for complete replacement
• Designed for high-temperature and high-pressure operation
• Manufactured to exacting tolerances for reliable fit
• Compatible with standard connecting rod and circlips

Fits These Machines

• for Honda Pioneer 520 (2021-2026)

On-The-Job Use

• Restoring engine compression after cylinder wear
• Rebuilding top end during engine overhaul
• Increasing engine power and efficiency
• Replacing damaged or scored pistons
• Used in utility UTVs, farm work, and recreational use

Specs At A Glance

Good To Know

Q: Do I need to bore my cylinder to use this .020 over piston? A: Yes, the cylinder must be bored to the corresponding oversize by a qualified machinist. This piston kit is designed for engines that require a .020 overbore.

Q: Does this kit include the piston rings and pin? A: Yes, the kit comes complete with the piston, rings, and wrist pin. You will reuse your existing circlips and connecting rod.

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