DescriptionTorque Converter Kit With #40/41/420 chain, 10-toothOur 1 in. torque converter is a direct replacement kit for the most popular Comet TAV2 30 series go-kart torque converter. This kit comes with a 10-tooth sprocket for #40/41/420 chain. It fits all engines with a 1 in. straight crankshaft. Replaces Comet, Also Fits Manco, Ken-Bar, and Yerf-Dog Go Karts. This kit has everything you will need! Specif1icationsSystem: TAV2 30 SeriesMaterial: Iron + AluminumDriver Unit: 1 in. (25.4 mm), 3/16 in. KeyDriven Unit: Diameter 6 in. (5/8 in. Driven Pulley)10-tooth #40/41/420 SprocketDriven Belt: Top Width 3/4 in.Engagement Range: 2350??200 RPMRecommend Engine: 2HP – 8HP (6HP-6.5HP is the most suitable horsepower)Replace Part Number: Comet 218353A, 219552A, 219456A, 217610A, 203814A, TAV2 30-75, Yerf-Dog Drive Unit Q43201WIN THE BOX1 x 1 in. Driver Pulley1 x 5/8 in. Driven Pulley1 x 10-tooth #40/41/420 Sprocket1 x Driver Belt1 x Plastic Assy Cover1 x Aluminum Mount