Piston kit 77mm Bore 76.96 Wossner 8839DA (STD)

TM

MX250F 2011 - 2012,

EN250F 2011 - 2012,

(Fuel injection)

• 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-W4958.A.WO (oro2u.com)

WOSSNER PISTON KIT 8839DA SIZE. A 76.96mm

Lock P/N CW16,

Pin P/N WP059,

Ring Set P/N 770XAS-2

Display (cm3) 250

Hub stroke (mm) 53.60

Clearance (mm) 0.04

Wossner compression Ratio:

OEM Compression ratio:

Dome volume (cm3) -2.10

Compression height (mm) 22.20

Theorectical weight (G)