The Wiseco high-compression piston kit provides a replacement piston for engine repair or rebuilding on the Kawasaki KX 250 models listed below. Check the fitment and dimensions before ordering.

Specifications

• Standard bore: 78.00 mm
• Piston size: 77.96 mm
• Actual compression ratio: 14.1:1
• Total height: 35.20 mm
• Piston pin hole diameter: 16.00 mm
• Compression height: 12.00 mm
• Piston head: flat with raised top
• Valve pockets: 4
• Construction: forged piston
• Skirt coating: Armorglide

Cross-Reference OEM Part Numbers

• Wiseco: W40308M07800
• OEM reference: 13001-0838

Vehicle Fitments

• Kawasaki KX 250 (4 Stroke): 2023–2024
• Kawasaki KX 250 X: 2023–2024