yes, check the 2 dog bones that keep the motor from rolling front to back. They are easy to take off and check. If the rubber is even the slightest bit cracked, it is allowing the motor to roll under torque.Ranger said:Motor mount would be the first suspect.
I think a little wiggle is normal.Krashed989 said:Before you take them off, do the wiggle test on them first. If you can wiggle them with them on there then you know they are bad already and you don't have to take them off twice (once to check and once to replace).