how can i tell if its late timing? piston tdc on comp stroke both valves one 1 closed three intake open rotor pointing at one on cap ballancer mark on zero on the tab cam dot at 1200 crank dot at 1200 oclock motor starts on one turn at 20 btdc total 34 a converter isnt going to give it more vac at idle id rather give it a cam change than yank the trans with all the info i gave you what cam would you run in this motor just asking