PISTON KIT SET/4 HAYABUSA 81 NC 99-07, WOSSNER K4017DA-4 SUZUKI, NC / 3-RING 99-07 DISP. 1299cc

This piston kit is designed for standard bore applications in Suzuki Hayabusa models from 1999 to 2007. It includes a set of four forged Wossner pistons from the Pro Series, engineered for high-performance use. With excellent heat transfer properties and an elliptical design to improve load distribution, these pistons help prevent collapse under thermal expansion. Manufactured in Germany, this kit maintains the factory displacement of 1299cc.

Features

• Set of 4 forged Wossner pistons (Pro Series)

• Standard bore size (81.00mm, actual piston diameter 80.95mm)

• 3-ring configuration

• Elliptically shaped for even pressure distribution

• Designed for high-performance and heat-intensive environments

• Made in Germany

Specifications

• Part Number: K4017DA-4

• Bore Size: 81.00mm (actual piston size 80.95mm)

• Displacement: 1299cc

• Stroke: 63.00mm

• Clearance: 0.05mm

• Wossner Compression Ratio: 12.00:1

• Compression Height: 25.25mm

• Theoretical Weight: 228.00g

Cross-Reference OEM Part Numbers

• Clip: CW20

• Piston Pin: WP029-SP

• Replacement Ring Set: RIK81.00A

Vehicle Fitments

• Suzuki Hayabusa 1999–2007