Yes, you only use the clutch to take off. You can only upshift off the gas, and most of the time you can quickly down shift, if it’s a hard braking corner.
Here is the best American shifterkart driver Gary Carlton driving a KZ kart. The engine has higher RPM then an 80 will, but you will see how he works the gas and hear the sound of the shifting.
David Cole - EKN Managing Editor