Size C .020 Over Bore Piston Bearing Gasket Kit for Yamaha 1993-01 YZ80 47.50mm

Size C .020 Over Bore Piston Bearing Gasket Kit for Yamaha

This Size C .020 Over Bore Piston Bearing Gasket Kit for Yamaha includes the piston, bearing, and gaskets needed to rebuild the top end of a 1993-2001 YZ80 with a 47.50mm overbore.

Overview

The Size C .020 Over Bore Piston Bearing Gasket Kit for Yamaha is a complete top-end rebuild set for the YZ80 with an overbore of 0.020 inches. It includes the piston, piston pin, bearing, rings, and all necessary gaskets for a reliable rebuild. This kit is designed for the 47.50mm bore size used in 1993-2001 YZ80 models requiring an oversize piston.

Built For Performance

• Includes oversize piston rings for proper sealing with the larger bore
• Features a high-strength wrist pin bearing
• Kit contains all necessary gaskets for a complete top-end job
• Precision-machined piston for exact fit in overbored cylinder
• Designed to meet OEM specifications for oversize rebuilds

Fits These Machines

• for Yamaha YZ80 1993-2001 (with 0.020 overbore)

On-The-Job Use

• Rebuilding the top end of a YZ80 engine after cylinder overbore
• Increasing displacement and restoring compression with oversize piston
• Replacing worn piston and rings during a full engine overhaul
• Ensuring proper sealing with new gaskets during reassembly

Specs At A Glance

Good To Know

Q: Does this kit include the cylinder gasket? A: Yes, the kit includes all necessary gaskets for a top-end rebuild.

Q: What is the difference between Size C and standard sizes? A: Size C is an oversize piston for cylinders bored 0.020 over the standard 47mm bore.

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