Msd 6al Tach Wiring Diagram. I have a complete msd ignition system on my 351c 6al box 8580 distributor 8202 blaster coil 8680 timing control 8920 tach adapter. A wiring diagram is a streamlined standard photographic depiction of an electric circuit.
When disconnecting the battery always remove the negative cable first and install it last. The soft touch circuitry provides a smooth and accurate rev limit by dropping the spark to individual cylinders. Msd rev limiters are adjustable with plug in modules which are available in 100 rpm increments.
Trying to fire 1971 factory in dash tach which i have never yet in four years got to work with the msd system.
There are two style tachometers that may have been used on your vehicle. 6a pn 6201 6al pn 6425 1 parts bag. The following wiring diagrams illustrate numerous installations on different vehicles and. I have a complete msd ignition system on my 351c 6al box 8580 distributor 8202 blaster coil 8680 timing control 8920 tach adapter.