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    Wiseco Forged Top End Kit 83.50 mm 8.6:1 CR for Yamaha YFM400 Kodiak 1993–1999 PK1778

    Wiseco Forged Top End Kit 83.50 mm 8.6:1 CR for Yamaha YFM400 Kodiak 1993–1999 PK1778

    £193.34 GBP
    £193.34 GBP
    Sale Sold out
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    Wiseco PK1778 is a top end kit for a 83.50 mm bore.

    Wiseco catalogue applications

    Make Model Years
    Yamaha YFM400 Kodiak 1993–1999
    Yamaha YFM400 Big Bear 2000–2012

    Specifications

    • Manufacturer part number: PK1778
    • Product Series: 4 Stroke Forged Series
    • Bore Diameter: 83.50 MM
    • Piston Diameter: 83.42 MM
    • Piston Oversize: 0.50 MM
    • Piston Material: 2618
    • Skirt Coating: No
    • Compression Ratio Actual: 8.6:1

    Included components

    Piston #4676M08350, Ring Set #3287XC, Piston pin #S376, Circlip #CW19, Gasket #W5746.

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

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