Piston kit 78mm Bore 77.96 Wossner 8923DA (STD)

KTM

SX-F250 2016 -,2022

• 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-W265.A.WO (oro2u.com)

WOSSNER 8923DA PISTON KIT BORE 78.00

Stroke: 52.3

Comp. ratio: 13.9:1

Dome Volume (CC) -1.80 cm?

Comp. Height (mm) 19.5

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: OEM

OEM Compression ratio: 13.90:1

Dome volume (cm3) -1.80

Compression height (mm) 19.50

Theorectical weight (G) 135.00

Cross reference numbers ONLY.

79030207000, 40144M07800