Wiseco Forged Top End Kit 100.50 mm 11:1 CR for Yamaha YFM660 R Raptor 2001–2005 PK1061

Wiseco PK1061 is a top end kit for a 100.50 mm bore.

Wiseco catalogue applications

Specifications

• Manufacturer part number: PK1061
• Product Series: 4 Stroke Forged Series
• Bore Diameter: 100.50 MM
• Piston Diameter: 100.42 MM
• Piston Oversize: 0.50 MM
• Piston Material: 2618
• Skirt Coating: Yes
• Compression Ratio Actual: 11:1

Included components

Piston #4737M10050, Ring Set #10050XS, Piston pin #S655, Circlip #CW22, Gasket #W6017.

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