4808M07500 Piston Kit for Yamaha RX Warrior 1000 2004-2007 040 75mm 10:1

Wiseco .040 Oversize Piston Kit for Yamaha RX Warrior 1000

This Wiseco .040 oversize piston kit is a direct-fit replacement engine piston assembly for Yamaha RX Warrior 1000 snowmobiles, cross-referenced to number 4808M07500 with a 75mm bore and 10:1 compression ratio.

Overview

This Wiseco piston kit provides an oversize top-end rebuild solution for the Yamaha RX Warrior 1000 engine. Each kit is engineered to restore compression and combustion efficiency with a 75mm bore and 10:1 compression ratio. Riders and mechanics rebuilding a Yamaha RX Warrior 1000 will find this piston kit delivers the precision needed for reliable performance.

Built For Performance

• .040 oversize bore for cleaning up worn or scored cylinders
• 75mm bore size for a precise machined fit
• 10:1 compression ratio for balanced power and reliability
• Forged construction for high-strength durability under load
• Cross-referenced to number 4808M07500
• Complete kit includes piston, rings, pin, and clips

Fits These Machines

• for Yamaha RX Warrior 1000 snowmobile

On-The-Job Use

• Top-end engine rebuilds and piston replacements
• Boring out worn cylinders to oversize spec
• Restoring lost compression in high-mileage snowmobile engines
• Routine maintenance on Yamaha RX Warrior 1000 machines

Specs At A Glance

Good To Know

Q: Does this kit include rings and wrist pin? A: Yes, this Wiseco piston kit ships as a complete assembly with piston, rings, wrist pin, and retaining clips for a full top-end service.

Q: Is this a standard bore or oversize piston? A: This is a .040 oversize 75mm piston, so the cylinder must be bored and honed to match before installation.

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