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  1. J

    Hydraulic lifter issue

    Yes I did and they were within a few thou of each other. By the way, good luck trimming those stems - they're tipped with a super-hard crystal called Stellite ! OK - I have run the car for 45 mins and all is now fine - compressions right up again. I was initially worried because, after...
  2. J

    Hydraulic lifter issue

    Here's a photo...
  3. J

    Hydraulic lifter issue

    By the ay, the reason for going with these heads is that Chrysler made some important improvements to reduce the tendency for the 440 heads to crack if there's a coolant leak that goes unnoticed. They're a straight bolt-on fit. Here's the comparison: my old heads were 906's: 2843906-1 440...
  4. J

    Hydraulic lifter issue

    This is my 66th car and I always do my own work, so I have a lot of tools, like, for example, a Sunnen cylinder honing machine. I have all the equipt here to re-cut valve seats - single, dual and triple angle. I replaced all the exhaust valves - re-cut the valve seats just enough to get the...
  5. J

    Hydraulic lifter issue

    I'll button it up this morning and then run at idle it until the oil is good and warm - and then I'll pull some plugs and take new compression readings - and I'll post them here, in case anyone else comes across this situation again. If the compression comes back up to 165 across all cylinders...
  6. J

    Hydraulic lifter issue

    If this was with the lifters flathen then perhaps but nah! the lifters are just still pumped right up and I'll just wait to see if anyone knows if the lifters will bleed down on their own. If not then I'll pull them today and collapse them - and take the max lash readings. The hyd lifters have a...
  7. J

    Hydraulic lifter issue

    Hi all. I have a small issue here: I replaced the cylinder heads on my 440. I did it with the engine still in the car. The replacements are a later version of the head (from the tnt version, but I'm not trying to increase the power - just run new heads, coz there were cracks in th eold ones...
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