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lb7 build
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  1. Introductions
    just recently copped my dream truck I absolutely love it and I find joy in learning more about diesels. Here’s what I know is done to it from a performance stand point: almost everything on replaced but too much to list Brand new 6.6 Jasper Duramax Motor (ARP studs) -Upgraded Crank Shaft -Built...
  2. Drivetrain
    So a while back I parked my 2003 2500hd CCLB after having a generous amount of oil come out of my crank case breather tube. I stopped driving it right there and then. Did an oil change and rather than the usual 2.5gal out came 5gallons of really, really thin oil. My first thought was fuel in the...
  3. Introductions
    So I’m sure this is a thread somewhere but like to have some input. I’m new to diesel mods but just got done with adding to my 01 lb7 a 4 inch exhaust, studded heads, 45 over injectors, and fass fuel 165. Small tuner on the lowest setting (65 hp), otherwise truck is stock. I know trans is next...
  4. 01-04.5 LB7 Duramax Powertrain
    Hey I’m new here. I have a 2002 LB7 and I just recently got efi live tuning done and just. Long story short. I need a new trans and not sure where to go and what torque converter I need. It’s a daily driver and doesn’t do much towing if any at all but I also would like to do some fun stuff in...
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