i have a 1949 merc that i installed a 292 ,4speed ,4 is od. iused a toyota power steering box and pump,also converted to disc brakes front,cheaper than new drumsandlinning for stock.the only catch is i moved the engine 2in to pas side to clear the toyota boy. (the merc pickup was only made in canada m47 47 is max load.othe wise same as f1
modified a truck bell housing to handle the 4speed,would work for 5speed mustang .
could take some pictures if you are interested. cliff at firstname.lastname@example.org