Here is a list of 722.3/4 trannies that shows the start
gearing.
The trans ID is on the casing, right-front, just above the pan
gasket rail.

Transmission # --- Color Code --- Modulator Pressure --- Starts Off In
722.301 .....................Green......................51 psi....................1st gear
722.303 .....................Green......................42 psi....................1st gear
722.304 .......................Red.......................51 psi....................1st gear
722.309 .......................Red.......................41 psi....................1st gear
722.310........................Red.......................57 psi....................2nd gear
722.311 .....................White......................48 psi....................2nd gear
722.312 .......................Red.......................54 psi....................1st gear
722.313 .......................Red.......................58 psi....................2nd gear
722.315 .....................Green......................42 psi....................1st gear
722.317 .....................Black.......................46 psi....................1st gear
722.320 .....................Black.......................57 psi....................2nd gear
722.321 .....................Black.......................46 psi....................1st gear
722.323 .......................Red.......................58 psi....................2nd gear
722.324 .....................Green......................52 psi....................2nd gear
722.342 .....................Black.......................58 psi....................2nd gear
722.350 .....................Black.......................55 psi....................2nd gear
722.351 .....................Black.......................58 psi....................2nd gear
722.352 .......................Red.......................55 psi....................1st gear
722.353 .....................Black.......................59 psi....................1st gear
722.355 .....................Black.......................55 psi....................2nd gear
722.358 .....................Black.......................58 psi....................2nd gear
722.359 .......................Red.......................55 psi....................2nd gear
722.361 .......................Red.......................55 psi....................2nd gear


Transmission # --- Color Code --- Modulator Pressure --- Starts Off In
722.400 .....................Green......................46 psi....................2nd gear
722.403 .....................Green......................44 psi....................2nd gear
722.408 .....................Green......................57 psi....................2nd gear
722.409 .......................Red.......................48 psi....................2nd gear
722.410......................Green......................51 psi....................2nd gear
722.413 .......................Red.......................47 psi....................2nd gear
722.414 .....................Brown......................41 psi....................2nd gear
722.416 .....................Black.......................44 psi....................2nd gear
722.418 ......................*Red.......................47 psi....................2nd gear