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Old 04-14-2011, 09:23 PM   #1
GMC70c20
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Join Date: Feb 2003
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factory ecm and digital 6?

I am just about to order some parts for my lq4. I want to run a digital 6 for the rev limiters and cdi. I've heard of people using a 6al box but not a digital 6, can I use one if the ecm is tuned right?
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Old 04-15-2011, 12:09 PM   #2
68GMCCustom
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Re: factory ecm and digital 6?

I have a MSD 6LS-2 in my truck. According to the instructions, the extra harness I bought connects to the stock PCM harness, and allows you to override the timing settings of the PCM with the MSD's setup. So....a 6LS should do it?
Since I went with a carb...I didn't even need the extra harness...but I've got one!
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'68 GMC short step - NIB '09 LY6 6.0L crate motor w/mods, NIB '12 crate 4L85e w/billet 3k stall Circle D, 3.73 posi 12 bolt, DynaTech f-swap headers, 3/4 drop, handling mods, etc. - my toy
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