PISTON KIT/4 KAW KZ1000 ST Z1R, WOSSNER K8797D200-4 72.00mm

The Wossner K8797D200-4 piston kit is a +1.00mm oversize forged piston set developed for classic Kawasaki four-cylinder motorcycles, including the KZ1000 and Z-series models from 1977 to 1980. Featuring a 72.00mm bore and 10.0:1 compression ratio, this kit offers high-performance durability and efficient thermal transfer. Made in Germany, it includes four pistons along with essential installation components.

Features

• Forged high-performance pistons with skirt coating

• Elliptical design ensures uniform heat expansion and load distribution

• Enhanced combustion chamber heat transfer to cylinder walls

• Engineered for four-stroke engines with high compression

• Includes piston pins, clips, and rings

Specifications

• Bore size: 72.00mm (+1.00mm oversize)

• Measured bore: 71.94mm

• Display displacement: 1045 / 1075 cm³

• Stroke: 66.00mm

• Clearance: 0.06mm

• Compression ratio: 10.0:1

• Compression height: 32.00mm

• Quantity: 4 pistons per kit

• Made in Germany

Cross-Reference OEM Part Numbers

• Part No. 56-W9870.200.WO

• Clip: CW17

• Piston Pin: WP083

• Ring Set: 720XDS

Vehicle Fitments

• Kawasaki KZ1000 1980

• Kawasaki KZ1000ST 1980

• Kawasaki Z1R 1977–1980

• Kawasaki Z2R 1977–1980