757M08500 Wiseco Piston Kit for Yamaha Wave Runner XL760 1997-2000 .040 85.00 mm

Wiseco .040 Piston Kit for Yamaha Wave Runner XL760

This Wiseco .040 piston kit is an 85.00mm oversize rebuild set for the Yamaha Wave Runner XL760, cross-referenced to 757M08500, and it restores compression and piston-to-wall fit on a worn or scored top end.

Overview

This Wiseco .040 piston kit gives the Yamaha Wave Runner XL760 a fresh top end with a 85.00mm oversize bore. The kit carries the 757M08500 reference so you can match it to your existing bore work. It suits riders and shops rebuilding a high-hour 760cc two-stroke engine.

Built For Performance

• 85.00mm bore size, a .040 oversize step above stock
• Wiseco forged piston construction for strength under load
• Cross-reference 757M08500 for straightforward ordering
• Ring set included for a complete top-end refresh
• Built to handle the sustained RPM of personal watercraft use

Fits These Machines

• for Yamaha Wave Runner XL760, 1997-2000

On-The-Job Use

• Top-end rebuild after a seized or scored piston
• Bore-and-hone service on a high-hour 760cc engine
• Freshwater and saltwater PWC repair work
• Seasonal maintenance for older Wave Runner hulls

Specs At A Glance

Good To Know

Q: Does this piston kit fit a standard bore cylinder? A: No, this is a .040 oversize kit at 85.00mm and requires the cylinder to be bored and honed to match. Confirm your machine's current bore before ordering.

Q: Is a ring set included with the piston? A: This listing is for the Wiseco piston kit referenced as 757M08500, which is built as a complete top-end replacement set. Verify the contents against your rebuild plan before purchase.

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