Whether it falls off when you really need it or is just stuck on the shaft when you want to take it off, kickstarters can be a hassle. However, most bikes have a built-in, simple and effective way to break loose a stubborn kickstarter-you just didn't know about it!
First loosen the bolt holding...
First loosen the bolt holding the kickstarter, but don't remove it.
Now fold open the lever as...
Now fold open the lever as if you were going to kickstart the bike. Then continue to unscrew the bolt; you'll notice the flange on most bikes' start lever overlaps the bolt.
Slowly finish removing the...
Slowly finish removing the bolt and allow it to lift the starter off the splined shaft. The bolt acts as a puller and should significantly loosen the starter lever so you can pull it off by hand. See, wasn't that easy?