Installation User Manual

2 INSTALLATION INSTRUCTIONS

M S D I G N I T I O N • W W W . M SD IG NI TI ON .C OM • ( 91 5) 8 5 7- 52 00 • F A X (9 15 ) 85 7- 33 4 4

WIRING

MOUNTING

It is suggested to mount the unit within easy reach for adjustments. The Control can be mounted

under the hood but should be away from direct engine heat sources. Make sure the wiring reaches the

connections and mark the mounting holes. Use an 1/8” bit to drill mounting holes and mount the unit.

WIRING

Red Power. Connect to a switched 12 volts.

Black Ground. Connect to ground.

Blue Launch RPM Activation wire. When connected to 12 volts the launch rpm value is active.

Gray Tach Signal. Connect to the Gray Tach Output wire of the MSD PN 6425.

Figure 2 Wiring the Control with an MSD Digital 6AL Ignition Control.

GREEN

VIOLET

DISTRIBUTOR

ORANGE

BLACK

GRAY

RED

12 VOLTS

RED

WHITE

POINTS/AMPLIFIER

MAGNETIC PICKUP

12 VOLTS IGNITION KEY

DIGITAL 6AL

REV

LIMITER

BLACK

TO GROUND

SWITCH OR

MICRO SWITCH

PN 8820

TO 12V

BLUE

TO LINE LOCK

OR TRANS-BRAKE

SOLENOID

TACH

OUTPUT

X1000

X100