clockwise when you are looking at the distributor from the front of engine
unscrew the distributor pull it out about half way with the distributor cap off and turn the rotor clock wise to disired position
I would say counter-clockwise but if you take the distributor cap off and have someone turn the engine over as you watch the distributor you will be able to see which way it turns.
1-6-5-4-3-2 Clockwise
Clockwise
COUNTERCLOCKWISE
it can only fit in one way, take the cap off and turn the rotor button slowly while you push in on the distrubter.
clockwise
Clockwise.
counter clockwise
if you're looking down at the distributor it rotates clockwise while running.
counterclockwise
CCW.