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cracked heads

  1. N

    2004 head problems

    we have a 2004 4.0 explorer with what appears to be cracked head(s) the engine seemed to lose power on the way home from a dr's office, but it did get home. the next day we tried to start it and seemed to get a hydraulic lock when cranking, rotated so far and then stopped dead. we are going to...
  2. S

    cracked heads are off, can I save my bottom end?

    Hey y'all, newbie here who just got his first explorer, 98 explorer sport, 4.0L OHV, 2WD, 5MT, 105,000 original miles. Picked it up for scrap cost from a friend because it had overheated and would idle okay but was almost impossible to drive. I've been trolling the forums to learn about this...
  3. P

    2001 Sport has me stumped

    Hey guys, I have been a member since Jan 2012 and have gotten alot of good info from all of your post. But now I have a problem that I can't seem to find any answers. I have a 2001 Explorer Sport with a 4.0. That is pushing coolant into the expansion tank until it overflows. In the morning I...
    • primos6710
    • Thread
    • coolant cracked heads cylinder heads head gasket radiator
    • Replies: 5
    • Forum: Under the Hood
  4. J

    Head Swap

    I just bought two 1994 Eddie Bauer Explorers. One has a great interior, the 4WD works and it has a good A/C. The tires are about 60% and the transmission has been rebuilt. The only problem is that the heads appear to be cracked. It took 5 gallons of water to travel 50 miles. The other...
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