Piston kit 78.01mm BORE 77.97 Wossner 8874DB (+0.01mm) KTM
SX-F250 2013 - 2015, (High compression) 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. Part No. 56-W955.B.WO.HCHIGH COMPRESSION WOSSNER 8874DB B PISTON KIT
Lock P/N CW16
Pin P/N WP070
Ring Set P/N RIK78.00

Display (cm3) 249
Hub stroke (mm) 52.30
Clearance (mm) 0.04
Wossner compression Ratio: 14.50:1
OEM Compression ratio: 13.90:1
Dome volume (cm3) -1.20
Compression height (mm) 19.50
Theorectical weight (G