MSD 8728 Soft Touch Rev Control Installation - Manual (Page 2)

2 INSTALLATION INSTRUCTIONS
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WIRING
WARNING: High voltage is present on the coil terminals. Do Not touch the coil terminals or
tower when the engine is cranking or running.
Red Connects to a switched 12 volt source.
Black Connects to ground on the engine.
Green Connects to the coil negative (-) terminal.
Trigger Pickup Wires
White If the distributor is triggered by breaker points or an amplifier, this wire needs to be
spliced to its trigger wire.
Violet If the distributor uses a magnetic pickup, this wire needs to be spliced into the positive
mag pickup wire.
Figure 3 Wiring to a Points/Amplifier Ignition.