she is only 3 years old and 3400 klms riden on it between road and off road and bought from new serviced from dealer regularly but still the wood-drift key on the crank had sheered and the nut on the crank had loosened and cut into the outer housing and now with all the meal shavings that are in there the rebuiled is over $4000.00 and husqvana just say that clean and flush motor and that is it but it is not it i think it is very poor wokmanship from new so now i am in a delemer do i wreck it or fix it i have spent a lot on it with motard tyers and rims steering damper exhaust bash plate redenzo seat bark busters so what would any have for a sugestion on what to do