Start retard the start retard of the 7al 3 is designed to ease starting on engines with locked timing high compression and a lot of advance.
Msd 3 step module wiring diagram.
Msd also makes one of these for the digital 6al box.
As an example we ll use a drag car with a three step module selec tor plugged into the rpm socket of a 7al 2 ignition.
When activated the timing is retarded 25.
Mounting wiring msd 8732 2 step rev control for digital 6al 8739 diagram e29 installation instructions 3 m s d two module how to install a launch master limiter on 2011 and rx7club com mazda rx7 help 6010 ls1tech camaro firebird selector manuals line lock question clutch switch mustang forums trans brake smooth stage performancetrucks net mounting wiring read more.
T a c h c c ign pts m m ground rpm to ground to 12v module 2 active with no voltage.
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Here is the install of the msd 3 step.
This one is for the analog 6al box that s older.
To lengthen the wires use one size bigger gauge wire 12 gauge for.
Msd two step wiring diagram wiring diagram is a simplified usual pictorial representation of an electrical circuit it shows the components of the circuit as simplified shapes and the talent and signal friends amongst the devices.
A wiring diagram is a simplified standard pictorial representation of an electrical circuit.
Msd 3 step module selectors are designed for great versatility.
Find msd three step module selectors 8737 and get free shipping on orders over 99 at summit racing.
By connecting one wire to the line lock circuit one module will be activated during the burnout.
Page 1 msd module selectors two step pn 8739 three step pn 8737 parts included.
When the line lock button is released.
All of the wires of the msd ignition may be shortened as long as quality connectors are used or soldered in place.
1 parts bag wiring terminals 1 module selector 4 mounting screws note.
To 12v clutch switch msd micro switch pn.
This helps keep tire temperatures consistent.
Figure 3 basic three step installation.
4 installation instructions s uêwwwmsdperformance comê uê x ê nxx ç óî ê uê 8 ê x ê nxç îî wiring general wiring information wire length.
It shows the components of the circuit as simplified shapes and also the power as well as signal connections in between the tools.
Collection of msd digital 6al wiring diagram.
This module will also be active if 12 volts are supplied to the red and blue wires.
These selectors use the msd plug in rpm modules.
Module 1 active with 12 volts on red wire.
Page 2 installation instructions rev limiter step module selector pn 8739 black autotronic controls corporation 1490 henry brennan dr el paso tx 79936 module 2 module 1.
Module 3 active with 12 volts on blue wire.
Find msd three step module selectors 8737.
Installation instructions optional wiring this wiring section details the optional features of the msd 7al 3 and how to wire each system.