Piston kit 95mm BORE 94.95 Wossner  8821DA (STD) KTM
EXC500 2012 - ,
HUSQVARNA
See bellow, 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-W925.A.WO Wossner Piston KTM EXC500 2012-2013 (8821DA)
Circlip P/N CW19
Pin P/N WP071
Ring Set P/N 950ADS-2
Size. 94.95mm Display (cm3) 510
Hub stroke (mm) 72.00
Clearance (mm) 0.05
Wossner compression Ratio: OEM
OEM Compression ratio: 11.80:1
Dome volume (cm3) -6.80
Compression height (mm) 22.80
Theorectical weight (G) Cross reference numbers ONLY.
79630007000, 78730007000, 40064M09500, 76630007000, 40131M09500, 40064M09500
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