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My old 7.3 Powerstroke went from 8 mpg to almost 14 after I finally tracked down a tiny boost leak

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3 Comments
thompson.nathan
Wow, that's insane! @charlie_ellis, it just shows how one little thing can mess up the whole system. I had a similar thing with my old truck where a cracked boot on the intercooler pipe was killing my power. Fixed that and it was like a whole new engine. Those small leaks really make the computer work overtime, dumping in more fuel to try and make up for lost air. It's crazy what you find when you finally start checking all the connections with some soapy water.
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caleb_ross12
That's a huge jump!
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charlie_ellis
Yeah no kidding! I read this article the other day about how they make those leaps, and @caleb_ross12, it's wild. They basically said it's a mix of perfect timing and years of practice on smaller stuff first. Makes sense when you think about it.
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