Wiseco Forged Top End Kit 81.00 mm for Polaris Trail Boss350 1990–1993 PK1649

Wiseco PK1649 is a top end kit for a 81.00 mm bore.

Wiseco catalogue applications

Specifications

• Manufacturer part number: PK1649
• Product Series: 2 Stroke Forged Series
• Bore Diameter: 81.00 MM
• Piston Diameter: 80.92 MM
• Piston Oversize: 1.00 MM
• Skirt Coating: No

Included components

Piston #639M08100, Ring Set #3189TD, Piston pin #S278, Circlip #CW18, Bearing #B1002, Gasket #W5423.

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