Guess which cylinder had the coolant leak?
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Yes, the head gasket is two _feet_ long.
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Close-up of the damage to bore #1 (coolant passage into combustion chamber)
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I noticed a dimple on this cam lobe. Could this be to hold oil, or to help turn the lifter? Or does this mean I will be needing a new cam soon? :-/
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These appear to have been damaged during removal; the "hat" apparently caught on the O-ring and bent back the orifice plate. (Or whatever they're called; see for yourself)
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Coolant flange at front of intake manifold, showing voids and porous areas near coolant passages.
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Same flange, different angle. Fortunately, all these spots filled in nicely with JB Weld and an orbital sander, no leaks yet.
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Sharpened closeup of left side of flange. Note porous areas.
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Closeup of right side of flange. Note void at lower-right of passage. If this doesn't make the thermostat housing leak, I don't know what would!
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The finished product. And it runs, too!
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The amount of work (and $$$$) that went into this was substantial, and I didn't even do anything fancy.
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