94 mazda mx-3 frontend troubles

i have a 94 mazda mx-3 with 175000kms i myself have put new wheel bearings in it and new struts, it also has 4 new tires and new cv axeles and a new rim one the right hand side. ok now down to the problem when accelerating or decelerating, turning right hitting dipps in the road or railroad tracks the entire car shutters when turning left it all goes away, i have had it at diffrent shops that tell me either the trannys shot or the have no clue as to what it might be, could a lower ball joint make the car do that or upper strut mount cause i never changed those when changing struts,engine mounts or tranny mounts??? i have no clue could someone please help me