WOSSNER 78mm PISTON KIT YAMAHA YZF-R1 2004-2006, COMP 13:1

Piston kit 78mm Bore 76.96 Wossner K8752DA-4 (+1mm)

Compatibility:

• YAMAHA R1 - YZF1000 2004 - 2006

Features:

• 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.

Cross Reference Numbers:

• WOSSNER FORGED PISTON K8752D100-4 Bore
• Clip part no - CW17
• Piston pin- WP0111
• Ring set -780XAS-2

Specifications:

• Display (cm3): 998 / 1023
• Hub stroke (mm): 53.60
• Clearance (mm): 0.04
• Wossner compression Ratio: 13.50:1
• OEM Compression ratio: 12.50:1
• Dome volume (cm3): -4.70
• Compression height (mm): 22.80

Features:

• Unmatched reliability and performance from high-tech materials.
• Manufactured to exacting standards so the engine can be rebuilt with total confidence.
• Meets or exceeds OEM quality.
• Direct OEM replacement.
• Please see image before ordering to avoid mistakes.
• Best value for money.
• ORO products are a high quality replacement part and carries our guarantee of your satisfaction.
• Easy to install but if unsure please use a professional

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.