The #1 plug wire should be at around 8-9 o clock looking at the motor from the front bumper. #1 plug fires when the rotor is around 11-12 o clock. The rotor should point towards the fire wall or around where wires 2 and 6 go at TDC.
If you install your distributor like this

[Linked Image]

the rotor should point in the right direction

1990 LWB RS A/T
1990 LWB Base A/T
1991 LWB LS A/T Going...Going...