Permits the user to switch between two different rpm or retard modules when used with one of the msd soft touch rev controls or one of the msd timing computers.
Msd two step module.
For example you can use a lower rpm module for staging and then automatically switch to a higher rpm module after you release your trans brake or line lock.
1 parts bag wiring terminals 1 module selector 4 mounting screws note.
The line of msd 6 series ignitions are the most popular aftermarket ignitions in the world due to our race proven performance on the track and our reliability on the street.
Note 2step is not anti lag.
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.
This is said time and time again and it is a common misconception.
With a two step limiter though you have two rev limiters that are each set with there own parameters.
For example you could have a rev limiter set up at 4200 rpm and another at 6500 rpm.
By connecting one wire to the line lock circuit one module will be activated during the burnout.
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Do not use solid core spark plug wires with any msd component.
Msd was the first company to develop and offer the multiple sparking capacitive discharge ignition for engines.
As an example we ll use a drag car with a two step module selec tor plugged into the rpm socket of a 7al 2 ignition.
Two step module selector does not include rpm modules.
This helps keep tire temperatures consistent.
Gives ability to choose 2 different rpm limits.
They require the use of plug in modules which are available.
These msd 2 step module selectors let you choose from two different rpm limits that can be activated at different times.
This install being done is on a 1988 chevy camaro iroc z.
Page 1 msd module selectors two step pn 8739 three step pn 8737 parts included.
When the line lock button is released the.
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.
While 2step does build boost on the line it is.
For example you can use a lower rpm module for staging and then automatically switch to a higher rpm module after you release your trans brake or line lock.
