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6.4 powerstroke
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  1. 6.4L Power Stroke Engine and Drivetrain
    So my dad has a 2008 F550 6.4. When I go from a stop or low speeds to high speeds, at around 40mph the truck starts to hesitate. I’ll stay on 40-45 for about 10 seconds with the pedal firm to the ground. Even the turbo psi only goes to about 20psi. Then after those 10 seconds, it finally kicks...
  2. 6.4L Power Stroke Engine and Drivetrain
    I have a 2008 F450 XL 6.4 PS. The motor was shot so ordered a new block. Put old HPFP , FPR, engine and injector wiring harness on new one. Everything else is new Injectors, HPFP wiring which was shorted and thought it was my problem. I changed that got it all together and still crank no start...
  3. 6.4L Power Stroke Engine and Drivetrain
    So we got the truck from a dealership in November and it rode just fine 178k miles and drove like a beauty, well 2 weeks after that is when it started making the popcorn compression like sounds, then the next week it fixed itself, that happened about 3 times and no one knew what the issue could...
  4. 6.4L Power Stroke Engine and Drivetrain
    Hey guys, 6.4 leaking at the bottom of the fuel water separator. Opened it up to check the o rings and the lower one is shot but it seems that a piece of the drain manifold has cracked and the gasket is protruding but it doesn't really make sense to me. check out the photos. Any ideas as to what...
  5. 6.4L Power Stroke Engine and Drivetrain
    My 08 6.4 powerstroke started making strange noises. It started out when I was pulling a trailer with a small load on it it sounded like someone running a stick through a chainlink fence making clinging noises. Then when I got home to drop my trailer off the truck barely pulled up the road. As I...
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