Wossner Piston Kit Yamaha YZ250 1999+

The Wossner Piston Kit is a forged performance piston kit for the Yamaha YZ250 (1999 and later). Manufactured in Germany in Wossner's company-owned forging operation, these pistons deliver tight piston-wall clearances for a quieter running engine and maximum performance. Available in standard (Piston A) and +0.01mm oversize (Piston B).

Key Features

• Lightweight construction with tight piston-wall clearances for a quieter engine
• All pistons include piston, ring, wrist pin and pin locks
• In-house designed and manufactured in Wossner's company-owned forging operation
• Used by leading Supercross, Arenacross and MX GP teams
• Made in Germany
• Suits Yamaha YZ250 1999+

Specifications

• Piston Size (A): 66.35mm (Standard)
• Piston Size (B): +0.01mm oversize
• Number of Rings: 2
• Replacement Rings: RSB6640
• Replacement Wrist Pin: WP033
• Replacement Circlip: CW18
• Optional Replacement Needle Bearing (not included): N1021

Important Notes

• Kit includes piston, wrist pin, circlips and rings
• Needle bearings are not included

Fast shipping across New Zealand.