FDJ Minibike Go Kart Clutch 3/4" Bore 10 Tooth for #40/41/420 Chain

Fits Engine 2 - 6.5HP with 3/4 Shaft and 3/16 Key way Fits : 2 - 6.5HP engines HONDA GC160, GC190, GX120, GX140, GX160, GX200 Fits : Briggs & Stratton and 2 - 6.5 HP With 3/4 Shaft Fits : Teseh Engines 2 - 6.5 HP With 3/4 Shaft Mounts onto crankshaft using bolt and washer on the end of the crankshaft.Set Screws NOT Included Note: Centrifugal clutches are designed to be used with tires no larger than 15 tall.With a live axle kart you need to run at least a 60T sprocket and then it is only good on flat surfaces.For off road and hill climbing you need a Torque converter set up.'