Check for a vacuum leak in one of your hoses. Take each one off one at a time and plug the line to see if there is a difference. Dirty or bad fuel injectors could also cause this. Check your fuel pressure to make sure it is holding steady.
Have your motor mount checked.
Because, you probably need to get it checked out
Scratching My Head, Shaking My Head.Or that's what I thought it was when I lastly checked.
By doing tatti
Check the Phazer's.
If they run, no noises, clicing, shaking.
Could be several reasons, all of them bad. Get it checked by a mechanic now.
A shaking cat should be checked by a vet. Shaking like this could range from seizers, nerve damage from being hit by a car, hypothermia from being out in the elements, rabies can cause shaking as it attacks the nervous system, or even distemper.
Have you checked for crossed plug wires? Moisture in the fuel system?
It could be that you have worn shocks. Have you checked them?
Check the lug nuts
Start by having wheel balance and tire wear thoroughly checked.