Specification: Centrifugal Clutch 3/4" bore for 212cc Predator engines;10 tooth for 40,41,420 chain;up to 7 HP engines;Common clutch for 2-7 hp engines 2300 RPM;Simple, easier to install and more speed Fitment: Go kart minibike Baja Mini Bike MB165 and MB200,Coleman BT200X including Baja Heat, Mini Baja and the Baja Warrior. Note: Not compatible with the 16mm crankshaft Hisun engine on Coleman ct200u or ct200u ex Compatibility: 2-6.5 hp cloned engines GC160, GC190, GX120, GX140, GX160, GX200 and 2-6.5 HP with 3/4” shaft tecumseh engines Note: Add oil to clutch before you use the clutch for the first time; Please check your crankshaft size before ordering Package: 1 x Centrifugal Clutch 3/4" Compatible with 2-6.5hp Honda and Honda Cloned Engines GC160, GC190, GX120, GX140, GX160, GX200 Briggs and Stratton and 2-6.5 HP with 3/4” Shaft Tecumseh Engines.