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engine rebuild
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  1. 01-04.5 LB7 Performance Parts Discussion
    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...
  2. 06-07 LBZ & LLY Duramax Powertrain
    So I found another very clean LBZ in graystone metallic that fits my criteria, but I have a problem. I was going to go look at it, but they updated the listing description to say this; "sold as-is, excessive blowby." Now, I still really like the truck, but what I want to know, is the motor...
  3. 04.5-05 LLY Duramax Powertrain
    Evening, Im currently looking for a good shop to rebuild my LLY in San Diego if anyone has any recommendations. thanks for the time.
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