Wiseco Forged Piston Kit 39.00 mm 11:1 CR for Honda XR50 1988–2008 4798M03900

Wiseco 4798M03900 is a piston kit for a 39.00 mm bore.

Wiseco catalogue applications

Specifications

• Manufacturer part number: 4798M03900
• Product Series: 4 Stroke Forged Series
• Bore Diameter: 39.00 MM
• Piston Diameter: 38.96 MM
• Piston Oversize: STD
• Piston Material: 4032
• Skirt Coating: No
• Compression Ratio Actual: 11:1

Included components

Ring Set #3900XZ, Piston pin #S671, Circlip #CW13.

Cylinder preparation

Wiseco specifies: Deglaze / Hone.

Select by the required finished cylinder bore. Bore diameter and piston diameter are different measurements.