558M06900 Wiseco Piston Kit for Suzuki RM250 1987-1988 69.00 mm .080 Oversize

Piston Kit for Suzuki RM250

This Wiseco 558M06900 piston kit is a 69.00 mm oversize piston assembly for the Suzuki RM250, built to restore compression and top-end power on 1987-1988 models.

Overview

This 69.00 mm piston kit gives 1987-1988 Suzuki RM250 owners a rebuild-ready top-end component. The kit dresses the cylinder bore for a .080 oversize fit so the engine can regain lost compression and crisp response. It suits riders and mechanics handling a top-end refresh on this two-stroke motocross machine.

Built For Performance

• 69.00 mm bore size for .080 oversize rebuilds
• Forged piston construction for strength under high rpm two-stroke load
• Ring, pin, and clip components included in the kit
• Designed to match the Suzuki RM250 top-end architecture
• Oversize sizing restores cylinder sealing after wear

Fits These Machines

• for Suzuki RM250, 1987
• for Suzuki RM250, 1988

On-The-Job Use

• Top-end rebuilds after piston or ring wear
• Cylinder re-bore jobs requiring an oversize piston
• Motocross engine refreshes between race seasons
• Restoration projects bringing a tired RM250 back to life

Specs At A Glance

Good To Know

Q: Does this kit include rings and pin? A: This Wiseco piston kit ships as a complete top-end assembly with the piston, ring, pin, and clips. Confirm your cylinder bore matches the 69.00 mm size before ordering.

Q: Will this fit any RM250 year? A: It is intended for the 1987-1988 Suzuki RM250. Measure your bore and verify serial number compatibility 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.