212cc torque converter 6.5 hp 3/4" go kart mini bike comet clutch 10t 40/41 and 12t 35 chain predator driver pulley replacement set - 30 series iparts expert 1. fitment: all engines with a 3/4 inch straight crankshaft, go karts 30 series <br> 2. 2 sprockets includes: 1 x 12 tooth sprocket for #35 chain, 1 x 10 tooth sprocket for #40/41/420 chain <br> 3. recommended: 2hp-7hp engine, 3/4" shaft with flat key<br><br> <b>driven unit: 5/8" driven pulley:</b><br> 1. drive clutch bore: 19.05mm (3/4")<br> 2. belt: asymmetrical type<br> 3. sprocket teeth: 10 teeth for 40/41/420 chain<br> 4. engagement range: 2350±200 rpm<br><br> <b>30 series toruqe converter belt:</b><br> 1. asymmetrical belt cogged belt <br> 2. for 5/8" driven<br> 3. length: 70.5cm / 27.76",outside circumference: 27 23/64" , width is 3/4"(1.9cm / 0.75")<br> 4. center to center of driver and driven: 6-15/16 to 7"<br> 5. replaces comet, also fits manco go karts<br><br> <b>installation:</b><br> step #1: componets in kit are layed out in front of machine.<br> step #2: remove old clutch kits<br> step #3: bolt bracket to the four standard tapped holes in the engine crankcase using four m8*25 screws. bracket may be rotated up or dow if necessary.<br> step #4: break chain at proper length to go around sprocket on t.a.v. and final drive sprocket. join chain by the master link. move the engine forward or backward for correct tension.<br> step #5: place the spacer (provided with kit) on the crankshaft, to bring the driver clutch in line with the driven unit.<br> step #6: separate driver, place flat sided sheave on crankshaft. slip belt over driven unit and over post of driver unit. install 4 splined hub "d" outboard. <b>important:</b> be sure bronze idler bushing is in place on tav 30-75. tav 30-100 does not require bronze idler bushing.<br> step #7: place other half of drive on crankshaft. line up outer cover on the "d" part of the hub, and install retaining bolt and washer.<br><br> <b>ps: if you find that the bolts installed are incorrect (metric), please contact me by email and i will reissue the correct inch bolts from the amazon warehouse!!</b>