PISTON KIT SHERCO 250 78.00, WOSSNER 8905DB 4-STK SE2.5i-F

This Wossner forged piston kit is designed for SHERCO SE2.5i-F motorcycles from 2008 to 2012, offering a 78.01mm bore size with a slight oversize of +0.01mm for precise fit and performance. Manufactured in Germany, it features advanced engineering for improved heat transfer and structural integrity under high stress, maintaining OEM compression specifications.

Features

• Forged construction for enhanced strength and durability

• Engineered for optimal heat transfer from combustion chamber to cylinder walls

• Elliptical piston shape for uniform expansion and even thrust load distribution

• Designed to prevent piston collapse under high temperatures and pressures

• Manufactured in Germany

Specifications

• Bore: 78.01mm

• Piston code: Wossner 8905DB (+0.01mm oversize)

• Clip part number: CW16

• Piston pin: WP070

• Ring set: 780XAS-2

• Displacement: 249 cm³

• Stroke: 52.2 mm

• Clearance: 0.06 mm

• Compression ratio (Wossner): OEM

• OEM compression ratio: 13.20:1

• Dome volume: +3.60 cm³

• Compression height: 18.40 mm

Cross-Reference OEM Part Numbers

• Part No. 56-W9879.B.WO

Vehicle Fitments

• SHERCO SE2.5i-F 2008–2012 (4-stroke, 250cc)