PISTON KIT SET/4 YZF1000 07-08, WOSSNER K8753DA-4 YAMAHA

YAMAHA
R1 YZF1000 2007-2008,

• 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-W9901.000.WO (phoenixmotos.com)
YAMAHA
PISTON KIT SET/4 WOSSNER K8753DA-4 STD BORE 77.00mm.
DISPLACEMENT 1000cc

COMP.HEIGHT 22.80mm

Cross reference numbers ONLY.
CLIP No. CW17,
PISTON PIN No. WP111,
REPLACEMENT RING SET No. RIK77.00D3

Display (cm3) 998
Hub stroke (mm) 58.00
Clearance (mm) 0.05
Wossner compression Ratio: 10.20:1
OEM Compression ratio: 11.80:1
Dome volume (cm3) -2.60
Compression height (mm) 22.80
Theorectical weight (G)