Piston kit 104mm BORE 103.93 Wossner K8764DA-2   (STD) DUCATI
999RS,
1098RS,   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-W9802.104.WO
ALL YEARS DUCATI 999RS/1098RS K8764DA-2 WOSSNER PISTON, 104(mm),

Lock P/N CW20
Pin P/N WP038
Ring Set P/N 1040XSU Display (cm3) 1099
Hub stroke (mm) 58.50
Clearance (mm) 0.07
Wossner compression Ratio:OEM
OEM Compression ratio: 12.50:1
Dome volume (cm3) -0.20
Compression height (mm) 26.80
Theorectical weight (G)