50factory Reed valve block Derbi Polini
Reed valve block Polini for 50cc motor Derbi Includes 1 x clamshell box 1 x seal Technical characteristics Generic part Mark: Polini Product Racing Carbon check valves Colour: black Sold with seal Dimensions Overall dimensions: 73x52mm Diameter of fixing holes: 6,5mm Fixing screw distance: 60mm and 40mm New
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