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Msd grid wiring burnout/launch? #2774579
05/14/20 04:45 PM
05/14/20 04:45 PM
Joined: Oct 2003
Posts: 97
western iowa
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Z_Z Offline OP
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Z_Z  Offline OP
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western iowa
Hey all, just curious if most of you are wiring your burnout (light blue) wire to your line lock, and does the launch wire(dark blue) are you wiring that with your trans brake? Or maybe your not even using these two wires, just trying to get an idea what to do. Thanks

Re: Msd grid wiring burnout/launch? [Re: Z_Z] #2774594
05/14/20 05:21 PM
05/14/20 05:21 PM
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The Great State of PA
tabletop390 Offline
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If you want to control your RPM through the Grid, then yes. The burnout RPM wire is pretty straightforward. The launch RPM wire is going to depend on delay box, no delay box, etc.

IMG_3156 (2).JPG
Re: Msd grid wiring burnout/launch? [Re: tabletop390] #2774621
05/14/20 06:39 PM
05/14/20 06:39 PM
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S.E. South Dakota !
bigdad Offline
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Grid not legal for no e racing locally Zac


The lips of fools bring them strife, and their mouths invite a beating.Proverbs 18:6
Re: Msd grid wiring burnout/launch? [Re: bigdad] #2774629
05/14/20 07:04 PM
05/14/20 07:04 PM
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Minn
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SportF Offline
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I wish that was true for all Bracket II//Pro classes at all tracks.

Re: Msd grid wiring burnout/launch? [Re: SportF] #2774664
05/14/20 08:43 PM
05/14/20 08:43 PM
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Posts: 19,355
Las Vegas
Al_Alguire Offline
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Originally Posted by SportF
I wish that was true for all Bracket II//Pro classes at all tracks.


Why is that? Unless it has an ARC module its NHRA legal


"I am not ashamed to confess I am ignorant of what I do not know."

"It's never wrong to do the right thing"
Re: Msd grid wiring burnout/launch? [Re: Al_Alguire] #2774665
05/14/20 08:48 PM
05/14/20 08:48 PM
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Wind Gap,Pa.
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Sammy Offline
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Wind Gap,Pa.
Yes. I wire the light blue wire to my line lok and dark blue to my transbrake.
This way, you can go into your computer and set all your parameters. If you have air shifter, you can also program rpm shift points for all your forward gears.
Use the yellow wire.

Re: Msd grid wiring burnout/launch? [Re: bigdad] #2774704
05/14/20 11:29 PM
05/14/20 11:29 PM
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western iowa
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Z_Z Offline OP
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western iowa
Really bigdad? That sux, not really sure I'll bracket anyway, just a test and tune guy probably. Would like to try some 6.50 index if I get that far.

Re: Msd grid wiring burnout/launch? [Re: Sammy] #2774706
05/14/20 11:32 PM
05/14/20 11:32 PM
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western iowa
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Z_Z Offline OP
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Everyone thanks for the help!

Sammy thank you on that, I run my line lock and everything on relays, I guess I could tie it into them.

Re: Msd grid wiring burnout/launch? [Re: Z_Z] #2774726
05/15/20 07:31 AM
05/15/20 07:31 AM
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Wind Gap,Pa.
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Sammy Offline
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Originally Posted by Z_Z
Everyone thanks for the help!

Sammy thank you on that, I run my line lock and everything on relays, I guess I could tie it into them.


You dont need relays on the line lok or transbrake.
Get them wired directly to your MSD and 12 volt.
Been like this for 20 years now. No problems ever.







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