351C casting numbers

Discussion in 'Technical' started by chase d. reed, Jun 30, 2015.

  1. chase d. reed

    chase d. reed Member

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    I have bought a 351cto go into my 75' comet... the casting is D0AE-L 0L27.... does anybody know ehat this means??? thanks
     
  2. Paul Masson

    Paul Masson MCCI Atlantic Canada Rep

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    The 0L27 is the date code

    0 = 1970
    L = November ("I" is not used)
    27 = 27th day of the month

    Likely built for a 1971 model-year car. I cannot remember if the D0AE-L was Boss 351 or not. Someone else with more info may chime-in...
     
  3. mav1970

    mav1970 Bob Hatcher

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    According to this site, you have either a Boss 351 block or a Q code block - either way you should have 4 bolt mains which is rare in itself[​IMG]
    Re: Boss (?) block question
    « Reply #1 on: July 03, 2014, 05:45:07 pm »
    According to MustangTek, a D0AE-L block with a date code of 0L27 (Nov. 27, 1970) is a Boss 351 block
     
  4. mav1970

    mav1970 Bob Hatcher

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    Well that site told us pretty much nothing then LOL! I'll have to check my block casting number as I know that mine is a 4 bolt main Q code engine
     
  5. chase d. reed

    chase d. reed Member

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    :huh:I pulled the pan and I'm really confused because it turns out to be a 2 bolt main...
     
  6. mav1970

    mav1970 Bob Hatcher

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    I did a couple of searches for D0AE-L 0L27 and I never came up with a solid answer for you - could be this or could be that kind of talk
     
  7. rthomas771

    rthomas771 Member

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  8. Krazy Comet

    Krazy Comet Tom

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    A Ford Hi-Po parts identifier I have just says it could be a two or for bolt main block and has thicker main webs... So it could have begin life as a 2bbl version(two bolt mains) in grandmas four door Torino, a 4bbl in a Mach-1 or maybe even as a Boss 351...

    If there is a partial vin on back of block(left cylinder bank) we can determine the plant that installed it, but not that necessarily it was any one specific engine... I'm assuming a Boss 351 registry may have VINs for those cars, could be a chance it's on their list(but I suspect that would have already been checked)...
     
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