im getting ready to put a 200r4 in my 79 cutlass. what stall speed do i need i have a new 7.5 rear end with 3.42 gears ill be running a 255-60-15 on the rear and ill have a 330 hp ho-350 in it ,the engine was in my brothers nova and hes letting me use it in my olds to get it back on the road sooner .it will be used for a daily drive in good weather and i might take it to the drag strip from time to time.