Piston Kit:

• Manufacturer: Wossner


• Model: K8798D250-4 (STD)


• Bore: 74mm


• Piston Pin Diameter: 18mm


• Wossner Part Number: K8798D250-4

Compatible with:

Kawasaki Models:

• KZ1100 (1983 - 1984)


• GPZ1100 (1983 - 1984)


• GPZX1100 (1983 - 1984)


• ZX1100 (1983 - 1984)

Features:

• Wossner forged pistons are known for their superior strength and design.


• Engineered to optimize combustion chamber heat transfer to cylinder walls.


• Elliptically designed to ensure a more uniform bearing surface under piston heat expansion, preventing localized pressure and distributing thrust loads evenly to prevent piston collapse.


• Manufactured in Germany.

Specifications:

• Model: K8798D250-4


• Application: Kawasaki 1983 - 1984 KZ1100, GPZ1100, GPZX1100, ZX1100


• Piston Diameter: 75mm


• Piston Pin Diameter: 18mm


• Lock Part Number: CW18


• Pin Part Number: WP031


• Ring Set Part Number: 750XDS

Performance Metrics:

• Displacement (cm³): 1170 / 1262


• Hub Stroke (mm): 66.20


• Clearance (mm): 0.06


• Wossner Compression Ratio: 10.30:1


• OEM Compression Ratio: 18.90:1


• Dome Volume (cm³): +16.20


• Compression Height (mm): 25.60