Wiseco Forged Piston Kit 99.20 mm 12.5:1 CR for Polaris Predator 2003–2007 4807M09920

Wiseco 4807M09920 is a piston kit for a 99.20 mm bore.

Wiseco catalogue applications

Specifications

• Manufacturer part number: 4807M09920
• Product Series: 4 Stroke Forged Series
• Bore Diameter: 99.20 MM
• Piston Diameter: 99.12 MM
• Piston Oversize: STD
• Piston Material: 2618
• Skirt Coating: No
• Compression Ratio Actual: 12.5:1

Included components

Ring Set #3905XK, Piston pin #S626, Circlip #W5860.

Cylinder preparation

Wiseco specifies: Deglaze / Hone.

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

Manufacturer photograph for this reference. Packaging presentation may change.