Originally Posted by crassius
be aware that there are a couple diff thicknesses of woodruff keys for these - new one may not be same size as old one and slot in shaft
this is not a problem, though, as it will fit the shaft OK, but may just need a touch of filing to get the key to fit nicely
I think i got it fixed now. Used some grease. But the engine won't start. Maybe too mutch fuel, with too mutch oil (1:16). Will try again tomorrow.