Piston Kit Details:

• Piston Kit: Wossner 8924DC (+0.02mm)


• Bore Size: 78.02mm


• Piston Size: 77.97mm


• Lock Part Number: CW16


• Pin Part Number: WP070


• Ring Set Part Number: RIK78.00

Application Information:

• KTM SX-F250 2016 - 2022 (High compression)

Piston Features:

• Wossner forged pistons are superior in strength and design.


• Engineered to provide the best possible path for combustion chamber heat transfer to cylinder walls.


• Elliptically designed to provide a more uniform bearing surface under piston heat expansion, eliminating localized pressure and distributing thrust loads more evenly, thereby preventing piston collapse.


• Made in Germany

Technical Specifications:

• Display (cm3): 249


• Hub Stroke (mm): 52.30


• Clearance (mm): 0.05


• Wossner Compression Ratio: 14.50:1


• OEM Compression Ratio: 13.90:1


• Dome Volume (cm3): -0.94


• Compression Height (mm): 19.50


• Theoretical Weight (G): 135.00