790M08300 Wiseco Piston Kit for Yamaha Wave Runner Pro VXR 700 1993-1994 83mm

Wiseco .080 Piston Kit for Yamaha Wave Runner Pro VXR 700

This Wiseco .080 oversize piston kit, reference 790M08300, uses an 83 mm bore for the Yamaha Wave Runner Pro VXR 700 engine.

Overview

This Wiseco .080 Piston Kit is an oversize forged piston set made for the Yamaha Wave Runner Pro VXR 700. The 83 mm bore size works with a cylinder that has been bored and honed 0.080 in over stock. Riders rebuilding a worn 700 cc Yamaha two-stroke get a matched piston kit for the job.

Built For Performance

• Forged aluminum piston built for high-rpm two-stroke duty
• 0.080 in oversize 83 mm bore for freshly machined cylinders
• Wiseco part number 790M08300 for easy cross-checking
• Kit format with piston, ring, wrist pin, and clips where supplied
• Machined for the port timing and squish band of the Yamaha 700 platform

Fits These Machines

• for Yamaha Wave Runner Pro VXR 700, 1993-1994

On-The-Job Use

• Oversize top end rebuilds after cylinder boring on a Yamaha 700
• Recovering compression on a high-hour jet ski engine
• Performance freshen-ups during winter service
• Recreational riding on lakes and coastal waters

Specs At A Glance

Good To Know

Q: Does this piston fit a stock cylinder? A: No, this is a .080 oversize piston and needs the cylinder bored and honed to 83 mm before installation. Confirm the machine shop has matched the bore to the piston clearance Wiseco specifies.

Q: Is this sold as a single piston or a kit? A: This listing is for a Wiseco piston kit as described, which typically includes the piston, ring, wrist pin, and clips. Verify the contents match what your rebuild needs before ordering.

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