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  1. J

    LQ4 4L80E to NP208 Questions

    Thank you?
  2. J

    LQ4 4L80E to NP208 Questions

    I'm putting a LQ4 and 4L80E (4WD) in an 84 GMC K2500 with a NP208. I hoping I'm not the first in history to ever do this. Any of you that have have any tips? I've been told that the 4L80E will bolt up to the NP208. I also read that the output shaft on the transmission is longer than the T400...
  3. J

    FiTech Fuel Options

    Where does everyone get their tanks, pumps etc. from? Any to stay away from? Sent from my iPhone using Tapatalk
  4. J

    FiTech Fuel Options

    Thanks guys I appreciate the help! That’s the info I was looking for. Sent from my iPhone using Tapatalk
  5. J

    FiTech Fuel Options

    I have an LQ4 and 4L80E out of a 99 2500 Silverado. I really don’t want to replace the tanks if I don’t have to. From what I understand I watching FiTech YouTube videos is that the stock fuel pumps feed these units. Sent from my iPhone using Tapatalk
  6. J

    FiTech Fuel Options

    I have an 84 GMC High Sierra K2500 and want a simple way to keep dual tanks. I've been looking at 2 options from FiTech and wondering if anyone has any experience with them. Im looking for a simple solution. Other suggestions welcome. Links below... FiTech Force Fuel Systems - Summit Hyperfuel...
  7. J

    84 GMC High Sierra K2500

    Just an unqualified guy building his dream truck. I've got the front end taken off ready to pull the engine. I have an LQ4 and 4L80E I will be putting in. This forum is great! So much information and none of the BS of Facebook. That is appreciated when you're trying to learn as much as you can.

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