1 Inch Bore Torque Converter Kit For Go Karts, 40 Series Performance, 16 HP Max, Includes 1 Inch Straight Crankshaft With 1 Quarter Inch Keyway, Fits 9 HP To 16 HP Engines, Easy Install
✔️ Includes 1 inch straight crankshaft and 1/4 inch keyway, fits 9-16 HP engines
This 40 series torque converter kit upgrades go-karts and small racing carts with a compact, efficient drive system. It fits 9-16 HP engines with a 1 inch straight crankshaft and 1/4 inch keyway, delivering smoother acceleration and easier maintenance.
✅ Replaces OEM numbers: 203015,203015A, Comet: 209133A, 209133, 209139A, 209139, 209151A, 209151, Manco: 2432
✅ Fits 9-16 HP engines with 1 inch straight crankshaft and 1/4 inch keyway
✅ Complete kit includes drive clutch, driven clutch, belt, jack, mounting hardware, back plate
✅ Easy installation with no jack required
✅ Engagement range: 2350±200 rpm
✅ Materials: Iron, Aluminum, Plastic; Color: Black, Silver
✅ Includes 1 driver pulley, 1 driven pulley, 1 plastic cover, 1 driven belt, mounting plate
| Dimension | Value |
|---|---|
| Driver pulley shaft bore | 3/4" (19 mm) |
| Driven pulley shaft bore | 5/8" (12.7 mm) |
| Distance between crankshaft and pulleys | 211 mm (8.3 in) |
| Transmission drive shaft diameter | 2.54 cm (1 in) |
| Total diameter of clutch | 25.4 mm (1 in) |
| Driver pulley diameter | 13.5 cm (5.3 in) |
| Driven pulley diameter | 20.5 cm (8.1 in) |
| Belt size | 2 x 1 cm (0.8 x 0.4 in) |
| Product height | 15.5 cm (6.1 in) |
| Package size | 26.5 x 32 x 43 cm (10.4 x 12.6 x 16.9 in) |
💡 What is a 40 Series torque converter kit for go-karts and how does it work for 9-16 HP engines?
This handy upgrade helps smooth power transfer and improves acceleration in kart setups. - Handy upgrade for small go-karts improving take-off and drive feel - Fits 9-16 HP engines with 1 inch straight crankshaft and 1/4 inch keyway - Includes drive and driven pulleys, belt, mounting plate, and hardware for easy installation
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