I don't have info for your version either, sorry. But this may be of interest:

722.3xx
Set PSI at 31 MPH

.301 Green 51
.303 Green 42
.304 Red 51
.309 Red 41
.310 Red 57
.311 White 48
.312 Red 54
.313 Red 58
.315 Green 42
.317 Black 46
.320 Black 57
.321 Black 46
.323 Red 58
.324 Green 52
.342 Black 58
.350 Black 55
.351 Black 58
.352 Red 55
.353 Black 59
.355 Black 55
.358 Black 58
.359 Red 55
.361 Red 55

cheers.