.020 Over Bore Piston Bearing & Gasket Kit fits Kawasaki 1988-1990 KX80 48.5mm

0.020 Oversize Piston, Bearing & Gasket Kit for Kawasaki

This oversize piston and gasket kit provides a 0.020-inch (48.5mm) overbore solution for 1988-1990 Kawasaki KX80 engines.

Overview

This 0.020 over bore piston, bearing and gasket kit is designed for Kawasaki KX80 models from 1988 to 1990. It includes an overbore piston, rings, wrist pin bearing, and all necessary gaskets for a complete top end rebuild. The kit allows you to restore engine performance after a cylinder bore has been machined to 48.5mm.

Built For Performance

• Oversize piston precisely matched to 48.5mm bore
• High-strength piston rings for improved compression
• Durable wrist pin bearing for smooth operation
• Complete gasket set for a leak-free assembly
• 0.020-inch oversize to account for cylinder wear
• Kit includes circlips and small hardware

Fits These Machines

• for Kawasaki KX80 (1988-1990)

On-The-Job Use

• Rebuilding engines after cylinder boring to 48.5mm
• Motocross racing performance restoration
• Trail and off-road bike maintenance
• Endurance racing requiring reliable top end

Specs At A Glance

Good To Know

Q: What is the bore size of this kit? A: This kit uses a 48.5mm piston, which corresponds to a 0.020-inch oversize from the standard 48mm bore.

Q: Do I need to machine my cylinder? A: Yes, this oversize kit requires the cylinder to be bored to 48.5mm before installing the new piston and rings.

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