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2Bros MCS LTD Company number 16176735 - Vat No. GB 508324506 - info@2bros-mx.com - Tel: 03301333748
This Wossner forged high-compression piston kit features a 77.02mm bore size (76.98mm actual), offering a +0.02mm oversize fitment for Kawasaki KX250F models from 2011 to 2014. Engineered in Germany with a two-ring design and elliptical profile, it ensures consistent load distribution and durability. The piston includes a hard Teflon skirt coating for optimal cylinder conformity and improved wear resistance.
Features
Forged high-compression piston with two-ring configuration
Elliptical design for uniform pressure distribution during thermal expansion
Hard Teflon skirt coating enhances fit and reduces friction
Engineered for effective combustion heat transfer
Manufactured in Germany
Specifications
Bore Size: 77.02mm (actual 76.98mm)
Displacement: 250 cm³
Stroke: 53.60 mm
Clearance: 0.04 mm
Compression Ratio (Wossner): 14.20:1
Compression Ratio (OEM): 13.50:1
Dome Volume: -1.70 cm³
Compression Height: 19.60 mm
Lock Part Number: CW16
Pin Part Number: WP070
Ring Set Part Number: 770XAS-S
Cross-Reference OEM Part Numbers
56-W952.C.WO.HC
Vehicle Fitments
2011 Kawasaki KX250F
2012 Kawasaki KX250F
2013 Kawasaki KX250F
2014 Kawasaki KX250F