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6.4 run away blown engine

  1. 2nd motor ran away today

    6.4 Motor Problems
    At 115k the factory motor cracked #8. I replaced the engine with a new one last one left according to ford. Well this engine made 27k miles I was doing 40mph it sounded like a lifter started to tap and ran away had to shut it down and it still wanted to go for a few seconds until it died. I...