WOSSNER 77mm HC PISTON KIT A, KAWASAKI KX250F 2015-2016

Wossner high-compression forged piston kit with a 77mm bore, designed for Kawasaki KX250F models from 2015 to 2016. Engineered for increased performance, the elliptical design ensures uniform bearing surface expansion, reducing localized pressure and preventing piston collapse. Manufactured in Germany for strength, durability, and efficient heat transfer.

Features

• High-compression design for enhanced performance
• Forged construction for increased strength and reliability
• Optimized heat transfer for efficient combustion
• Elliptical design for uniform bearing surface and even thrust load distribution
• Manufactured in Germany

Specifications

• Bore Size: 77mm
• Clearance: 0.05mm
• Compression Ratio (Wossner): 14.50:1
• OEM Compression Ratio: 13.80:1
• Dome Volume: -1.78 cm³
• Compression Height: 19.80mm
• Stroke: 53.60mm
• Theoretical Weight: 136.00g

Cross-Reference OEM Part Numbers

• Wossner Part No.: 8922DA
• Lock Part No.: CW16
• Pin Part No.: WP087
• Ring Set Part No.: 770XAS-2
• OEM Part No.: 13001-0747
• Wiseco Part No.: 40135M07700

Vehicle Fitments

• Kawasaki KX250F (2015-2016)

Majority of our listings are for a direct replacement for your original part.

Our parts are made of quality and are designed to meet or exceed the original OEM Standards.

Our products are often a cost effective alternative to genuine OEM Parts.

Please note: the models of bike we state in our listings are for general guidance only. Please make sure this item will fit your bike before purchasing. Also, we cannot guarantee fitment to any non-UK models.