Can anyone identify this rearend casting number?

Discussion in 'Technical' started by yerg, Jul 19, 2009.

  1. yerg

    yerg Member

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    the only identifacation on this rearend is castin number D20W4668D..it is located on the front cover below the universal joint. i have searched untill im FORD blue in the face. any one that has info please help a mav man out..thanks the only other numbers on this rearend is 5K31 and a 23 stamped into the front cover upper right corner
     
    yerg, Jul 19, 2009
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  2. mean_maverick

    mean_maverick Senior Member

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    well it's a '72 casting, that's all i know
     
    mean_maverick, Jul 19, 2009
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  3. yerg

    yerg Member

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    appriciate the info i am hoping somone will know what the rest is
     
    yerg, Jul 19, 2009
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  4. baddad457

    baddad457 Member

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    It's just the engineering numbers for the pinion support, nothing more. And it's a 1975 casting based on the 5K31 (October 31, 1975)
     
    baddad457, Jul 20, 2009
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