cub cadet rzt 42

I am very confused and looking for some help. I have a 2007 Cub Cadet RZT 42 with less than 200 hours on it. It has been well cared for since new. The electric PTO clutch came off the other day while I was mowing. The bolt's threads were messed up so I purchased a new bolt and it threaded in...

Ok, Mower has 112 hours on it, about 4 yrs old. Today while mowing the engine stopped suddenly, just as if a switch had been turned off. Mower will still crank, but not start. I pulled the plug and cranked it with the plug grounded against the enging block. No spark. When I disengage the...