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Anyone familiar with a MSD 7AL2 Ignition box

Discussion in 'General Automotive' started by US Marine, May 24, 2018.

  1. May 24, 2018 at 1:55 PM
    #1
    US Marine

    US Marine [OP] Semper Fi

    Joined:
    Mar 24, 2016
    Member:
    #182227
    Messages:
    14,744
    Gender:
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    First Name:
    Chuck
    Gallatin Tennessee
    Vehicle:
    02 Pre Runner supercharged 4cyl
    TRD supercharger , Doug Thorley header , K&N CAI 265/75-16 Toyo open country mud terrain , 15x8 Method Racing wheels , Rancho 3" lift , 4.88 gears , Detroit Locker
    Having some issues with it especially noticing longer cranking time to get the engine to lite off . I know wiring is correct so that's not the issue

    I am running this MSD Capacitor as per the wiring instructions ...

    https://www.msdperformance.com/products/accessories/installation_accessories/parts/8830

    This box has a Green LED that illuminates once the coil is receiving power . Now I'm noticing a longer cranking interval , also looking at the box during starting it takes maybe 5 sec or more cranking until the LED illuminates

    I do have a battery disconnect that is always turned off whenever I'm not near the Camaro . Could it be the noise cap needs to store up 12v power before it will power the ign box ???

    Is this normal or should I do more troubleshooting or call MSD and talk to them ??
     

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