Help idntifying northstar engine!!
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Northstar Engines and System Technical Discussion Discussion, Help idntifying northstar engine!! in Cadillac Engine Technical Discussion; i just picked up a northstar, but im having trouble finding out what year its from. any help? numbers on ...
  1. #1
    guywithlegs is offline Cadillac Owners Member
    Automobile(s): 4.6 northstar
    Join Date
    Mar 2010
    Posts
    1

    Help idntifying northstar engine!!

    i just picked up a northstar, but im having trouble finding out what year its from. any help?
    numbers on block:
    6RU605271
    3544850-1
    3522506

    Heads:
    22 93 8 B
    94 18 A 05

    On water crossover:
    3539786
    D1432

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  3. #2
    Submariner409's Avatar
    Submariner409 is offline If it won't run, install a sound system
    Automobile(s): 2002.5 F55 STS/65500mi, 2004 Ford F150 SuperCab4x4
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    Feb 2006
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    MD Eastern Shore - Kent Island
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    74
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    45,560

    Re: Help idntifying northstar engine!!

    If the 6RU605271 is off the machined pad on the side of the block below the right cylinder head then that's a "VIN derivative" and a GM dealer can run it to find out the VIN of the original car itself.

  4. #3
    AJxtcman's Avatar
    AJxtcman is offline Cadillac Owners Connoisseur
    Automobile(s): The Northstar Tuner
    Join Date
    Apr 2007
    Location
    Rock Hill SC
    Age
    46
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    2,754

    Re: Help idntifying northstar engine!!

    Build Date : 08/27/1993
    Eldo engine = LD8
    http://www.cadillacforums.com/forums...ain-parts.html

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