01-05 Yamaha YFM660R RAPTOR ATV Topend Engine Rebuild Kit 9.2:1 Std Comp/99.97mm

Namura Top-End Rebuild Kit

  • Contains: Piston Kit(s) and Top-end gaskets above the base gasket to reassemble cylinder(s)
  • Piston Size: 99.97 mm
  • Compression Ratio: 9.2:1

  • * Actual Contents may vary from Photo
    * Consult a reputable performance shop for proper Ring End Gap


    Namura offers direct replacements for the original equipment as well as hi-compression and a variety of oversizes to meet your ride's needs.

    Compatibility:
    Yamaha YFM660R Raptor (2001 - 2005)

    Product Details

    Brand: Namura
    Model Number: ATTO-YA593427-52