Manufacturer: Comet style-

This is a direct replacement kit for the most popular Comet TAV2 go-kart  torq-converter 30 series. Used by Manco, American sportworks, Ken-bar, also sold in kit form by Comet Industries. Used on all engines from 3hp to 7hp with 3/4" crankshaft.
Kit Includes-
3/4" Driver pulley Manco number 5957, Comet number 203814 or 219552
5/8" bore driven pulley 6" diameter, Manco 5958, Comet 217772 or  219459 
30 series drive belt assymetrical
Aluminum backplate
10T sprocket for 40/41/420 chain-
All mounting hardware included