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  1. 2manymopars

    Bad pinging issue?

    pic.
  2. 2manymopars

    Bad pinging issue?

    Yes 3,4,7+8 all have same mark they all need to be switched so the valve reliefs line up. I threw the heads on their side and filled the runners W/ fuel and no leakage, If the valves are bent the triple springs are keeping them well seated. I saw no marks on the valves, but it looks like the...
  3. 2manymopars

    Bad pinging issue?

    I am pretty sure it's got more than 9.5:1 The popup is pretty big and the block is just about zero deck, It should have been a clue when my air gap wouldn't fit. The big discovery was the pistons are in it wrong:banghead: oh well I did only pay 170.00 bucks for it.
  4. 2manymopars

    Bad pinging issue?

    Thanks for all the input guys. Looks like the top end is coming off.
  5. 2manymopars

    Bad pinging issue?

    So I did a compression test and with the plugs pulled on 5 cranks this thing boasted 165 psi. I've seen 12.5 to 1 motors with less than that.
  6. 2manymopars

    Bad pinging issue?

    Yes I found this in a pick a part under the hood of an 88' D350. paid 170 bucks for it. Don't worry guys #3 MC had just been pulled to check the bearings it was turned before re torque.
  7. 2manymopars

    Bad pinging issue?

    That was one of the other things I tried a redneck decarb h20/atf.
  8. 2manymopars

    Bad pinging issue?

    The timing mark is on true TDC. The vacuum advance is not hooked up and it is timed @ 30 degrees overall @ 3k rpm. I did not pull the heads to check the pistons or the T case cover to check the cam timing :oops:. I did notice quite a bit of head work though ported,triple springs, machine on race...
  9. 2manymopars

    Bad pinging issue?

    I have a 360 .40 over with unknown piston's and deck. I found the motor in the junkyard and it was just going to get me by while the 408 is getting freshened up. I got the motor in fired the valves adjusted and timed 30 deg overall It has an air gap and a 750 DP. On the first test drive I did...
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