Yamaha Kodiak 450 4x4 Simple Rebuild Kit (Stock Bore 84
high-quality valve train upgrade
precisely engineered for your Norton 750/850
Cometic One Piece Custom Base Gasket
Nitirte coated piston rings
Polaris Trail Boss 250 250R ES Cylinder Namura Piston Gasket Top End Rebuild Kit YFM600 Yamaha Kodiak 450 4x4 SimpleNA 50000K, 810806, 536M07200, BR8ES, 3087049, 3085541, 3083769, 3083617, 3089277, 3070171, 3070156, 3086757, 3084439, 3084292, 3084033, 3084017, 3084016, 3084015, 3083768, 3083733, 3083676, 3083540, 3082510193564123305, 71420580806, NA 50000R, NA 50000T, NA 50000F, 09 503 1 Revitalize your Polaris 250 with this complete top end rebuild kit. This premium kit has everything you need for a fresh new start, including a new 72mm cylinder and Namura Top End