Centrifugal Clutch, Go Kart Clutch 3/4 Bore 10T with #40 41 420 Chain 12.7mm pitch for Mini Bike, Go Kart, predator 212, Lawnmower and Honda GC GX 2-6.5HP Engine GC160 GC190 GX120 GX140 GX160 GX200

★ Centrifugal Clutch, Go Kart Clutch 3/4 Bore 10T for #40 #41 #420 Chain for Go Kart Minibike MB165 & MB200, Up to 6.5HP, 1pc Connecting Link Included. Please note: the fixed pitch of #40 #41 #420 chain is 12.7mm(0.5 inch)

★ Perfect for Go Kart Minibike Baja Mini Bike MB165 and MB200, including Baja Heat, Mini Baja and the Baja Warrior

★ Works with 2 - 6.5hp Honda Cloned Engines GC160, GC190, GX120, GX140, GX160, GX200. Briggs Stratton and 2-6.5 HP with 3/4" Shaft and 3/16” key way. Only for versions with a bore diameter of 0.75“ (19.05mm). Not for with a bore diameter of 0.787” (20mm) Tecumseh Engines 2-6.5 HP with 3/4" Shaft and 3/16” key way. Engagement Speed: 2300±300 RPM

★ Tooth: 10 Tooth sprocket for #40/41/420 chain, However, the chain in our set is #420, the roller diameter and inner wall width of #420 chain and #40 or #41 chain are not the same, so please confirm the chain model you need before placing an order

★ Package included: 1 x Centrifugal Clutch, 1 x #420 Chain(96 links, 48 inches) and 1 x Connecting Link

★Installation Suggestions: Before installation: you need to drip a circle of lubricant above the circlip and wait for it to seep in, then rotate the clutch and turn it without any obstruction. After installation: when it is just mounted and start to run, you need to break it in 3-5 times to make the Clutch Shoes get enough friction. No-load operation until the clutch first engagement to keep 10s and then turn off the engine to cool down, after that load repeat the above operation 3 times, speed from 0 to extreme speed, each interval of two minutes to cool down. After that it is ready for normal use