ok the motor mount is under timing cover basically, its hydralic oil filled. then u have a trans mount, the 2 upper dog bones.. i know that a gtp have a bigger/thicker shaft on the pass. side. usually the front motor mt will bust and leakfluid. if u have tight(polyurethane) dog bone mts. it'll help keep the motor from rocking, therefore busting the oil filled motor mt. please always use somekind of jack stand. thants a side note.