WOSSNER 77mm PISTON KIT YAMAHA XS650 1974-1981

Piston kit 77mm Bore 76.94 Wossner SET/4 K8818D200-2 (+2mm)

YAMAHA
XS650 1974 - 1981,

• 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-W9899.200.WO
YAMAHA XS650 1974-1981,
WOSSNER PISTON KIT K8818D200-2 O/S +2.00 BORE 77.00mm

Cross reference numbers ONLY.
Clips. CW20,
Pin. WP068,
Rings. 770XDS

Display (cm3) 679 / 688
Hub stroke (mm) 74.00
Clearance (mm) 0.06
Wossner compression Ratio: OEM
OEM Compression ratio: 8.40:1
Dome volume (cm3) +23.40
Compression height (mm) 29.00
Theorectical weight (G)

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Majority of our listings are for a direct replacement for your original part.

Our parts are made of quality and are designed to meet or exceed the original OEM Standards.

Our products are often a cost effective alternative to genuine OEM Parts.

Please note: the models of bike we state in our listings are for general guidance only. Please make sure this item will fit your bike before purchasing. Also, we cannot guarantee fitment to any non-UK models.