823M06640 Wiseco Std Piston Kit for Suzuki RM250 2003-2012 66.40 mm Bore Standar

Piston Kit for Wiseco Suzuki RM250

Wiseco 823M06640 Std Piston Kit for Suzuki RM250, 2003-2012, 66.40 mm delivers a 66.40 mm standard-bore piston assembly that restores compression and top-end power on Suzuki RM250 two-stroke engines.

Overview

This Wiseco piston kit for Suzuki brings a 66.40 mm standard-bore piston and matching components to your RM250 rebuild. The kit is aimed at riders and mechanics handling a top-end refresh on 2003-2012 Suzuki RM250 machines. Every part in this Suzuki RM250 piston kit is sized to the 823M06640 specification for a direct OE-style fit.

Built For Performance

• 66.40 mm standard bore piston sized to the Suzuki RM250 cylinder
• Forged piston construction for strength under high-rpm two-stroke loads
• Complete kit with piston, rings, wrist pin, and circlips
• Wiseco part number 823M06640 cross-references to OEM applications
• Standard compression height matched to RM250 cylinder specs

Fits These Machines

• for Suzuki RM250, 2003-2012

On-The-Job Use

• Top-end rebuilds on 2003-2012 Suzuki RM250 two-strokes
• Motocross and off-road racing where compression matters
• Preventive maintenance during scheduled piston replacements
• Restoring lost compression after wear or seizure

Specs At A Glance

Good To Know

Q: Does this kit need boring to fit? A: No, the 66.40 mm standard bore piston is designed for a stock cylinder in good condition. Have your cylinder measured and honed before assembly.

Q: What comes in the box? A: Kit 823M06640 supplies the piston, rings, wrist pin, and circlips. Gaskets and bearings are sourced separately based on your rebuild plan.

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