Do you have a haines or chilton shop manual? All the wiring identification should be in there.
1g Wire Colors and Location:
12v - WHITE at Ignition Harness
IGNITION - BLACK/WHITE at Ignition Harness
ACCESSORY - BLUE/BLACK at Ignition Harness
RED 12V + CONSTANT
BLACK 12V - GROUND
BLUE IG2 GOES TO ACC BLUE/BLACK
GREEN IG1 GOES TO IGNITION ON BLACK/WHITE
GREY HANDBRAKE SWITCH
Turbo Timers Hardwiring Colors and Locations
Heres another thread that should help you-
Turbo Timer Hardwire