The ProX piston kit is for replacing the engine piston in Sherco 250 SE F motorcycles from 2019 to 2027. It contains a forged, flat-headed piston with four valve pockets, sized for the specified standard bore.

Specifications

• Standard bore: 78.00 mm
• Piston size: 77.96 mm
• Actual compression ratio: 13.2:1
• Total height: 30.40 mm
• Piston pin hole diameter: 16.00 mm
• Compression height: 10.50 mm
• Boss spacing: 16.60 mm
• Piston construction: forged
• Piston head: flat, with four valve pockets

Cross-Reference OEM Part Numbers

• OEM reference: 0845
• PROX: 01.7319.B

Vehicle Fitments

• Sherco 250 SE F: 2019–2027