hey i just purchase 98 svt with 63k i got few problems with it ,when you roll down the window and the window reaches the bottom it starts making clicking noise till you hit the up button really loud noise ,looks like the window motor dont stop any idea what that is ? the second problem is when you hit the gas and the rpms start going up the whole car starts do vibrate like somethink is rubbing against somethink ,what do you think are the engine mounts bad or the car suppostu do that ,its my first cobra so im not sure ,please help me .