1” Bore Heavy Duty Belt Pulley Centrifugal Clutch For Mini Bike Go Kart. Brand New Heavy Duty Centrifugal Clutch With Set Screws. Clutch has 1” straight bore with built in 1/4” key stock. Pulley is designed to take 1/2” either ” A” or “B” style belts. Outside pulley diameter 3.23” or 82mm. Inside pulley diameter 2.25” or 57mm. Top quality bidirectional clutch with load free starting. For engines with horizontal or vertical shaft 8 -18 HP. Universal applications for small off-road vehicles. Lawnmowers, snowmobiles and sawmills etc. PLEASE CHECK OUT OUR STORE FOR MORE EXCITING AND HARD TO FIND PARTS FOR SMALL ENGINES LIKE GO KARTS, MINI BIKES, DIRT. BIKES, ATV’S, LAWNMOWERS, GENERATORS AND MORE. The item “1” Bore Heavy Duty Belt Pulley Centrifugal Clutch Mini Bike Go Kart. 8 18hp” is in sale since Wednesday, October 30, 2019. This item is in the category “Home & Garden\Yard, Garden & Outdoor Living\Lawn Mowers\Lawn Mower Parts & Accessories”. The seller is “lucka2300″ and is located in Pompano Beach, Florida. This item can be shipped worldwide.