790M08300 Wiseco Piston Kit for Yamaha Wave Runner XL700 83mm .080

Wiseco .080 Piston Kit for Yamaha Wave Runner XL700

This Wiseco .080 piston kit, referenced as 790M08300, delivers a complete 83mm overbore piston assembly for rebuilding the top end of the Yamaha Wave Runner XL700.

Overview

This Wiseco .080 piston kit is a forged piston assembly made for the Yamaha Wave Runner XL700, sized at 83mm to match a .080 overbore. The kit, cross-referenced under 790M08300, gives riders a dependable way to refresh a worn or scored top end. It suits personal watercraft owners and rebuilders handling a cylinder bore on the XL700.

Built For Performance

• Forged piston construction for strength under sustained load
• .080 overbore sizing at 83mm for cylinders bored to match
• Wiseco part number 790M08300 for straightforward identification
• Designed as a matched piston kit for top end rebuilds
• Suited to two-stroke personal watercraft engine service

Fits These Machines

• for Yamaha Wave Runner XL700, 1999-2004

On-The-Job Use

• Top end rebuilds after cylinder wear or scoring
• Fresh bore and hone jobs requiring an overbore piston
• Seasonal engine refresh on the XL700
• Personal watercraft repair and restoration work

Specs At A Glance

Good To Know

Q: Does this piston kit fit a standard bore cylinder? A: No, this is a .080 overbore piston at 83mm, so the cylinder must be bored and honed to match before installation.

Q: Is this an original Yamaha part? A: No, this is a Wiseco piston kit made for the Yamaha Wave Runner XL700 and is not an original Yamaha product.

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