Piston Kit SET/4 Hayabusa 81, Wossner K8733DA-4 Suzuki, 2008-2016 Displ. 1340cc

This Wossner forged piston kit K8733DA-4 features a standard 81.00mm bore and is specifically designed for SUZUKI HAYABUSA GSX R 1300 models from 2008 to 2016. Supplied as a set of four pistons from the high-compression 3-ring Pro Series, this kit is tailored for serious performance applications. Manufactured in Germany, it delivers reliable operation under extreme conditions with a reduced compression ratio suitable for turbocharging or high-power setups.

Features

• Forged 3-ring piston design for enhanced performance and durability

• Optimised for superior heat dissipation from combustion chamber to cylinder wall

• Elliptical shape provides uniform expansion and even thrust load distribution

• Minimises risk of localised pressure points and piston collapse

• Manufactured in Germany

Specifications

• Bore: 81.00mm (STD)

• Piston code: Wossner K8733DA-4

• Clip part number: CW18

• Piston pin: WP054

• Ring set: RIK81.00A

• Displacement options: 1340 / 1406 / 1440 / 1474 cm³

• Stroke: 63.00 mm

• Clearance: 0.07 mm

• Wossner compression ratio: 9.00:1

• OEM compression ratio: 11.00:1

• Dome volume: -17.80 cm³

• Compression height: 24.00 mm

Cross-Reference OEM Part Numbers

• Part No. 56-W9895.000.WO

Vehicle Fitments

• SUZUKI HAYABUSA GSX R 1300 2008–2016