[Replace for the OEM Numbers]: PBH540687 centrifugal clutch 3/4″ bore 12 tooth #35 chain screw sets for go kart mini bike fun kart 2-7 HP engines 2300??300 PRM. [Compatibility]: Fits GX160, GX200, GX 140, GX120, GC160, GC190, Harbor Freight Greyhound 196cc, Harbor Freight Predator 212cc, Tecumseh Briggs and Stratton Tecumseh engines and 2-6.5 HP with 3/4″ shaft Tecumseh Engines. [Also Fits]: Also compatible with 3/4 crank shaft and 3/16″ key way, most 5.5 HP clones, 6.5 HP clones and 4-7HP motors in all brands. [Easy to Install and Durable to Use]: Easy installation, a perfect replacement part for your mini bike and go kart. [Satisfied guarantee]: We provide lifetime money back guarantee, for any reason you’re not completely satisfied, you can ask for a replacement or full refund. Specification:Material: Iron Plate, Powder MetallurgyTooth Number: 12Bore Size: 3/4″Chain: #35Manufacturer Part Number: PBH540687Fits:This Clutch Will Fit 2 – 6.5 HP Engines GC160, GC190,