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3400 Head Castings, 10mm and 8mm

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  • 3400 Head Castings, 10mm and 8mm

    24507487 can have either 10 or 8mm rocker arm bolts. 12568234 and 12580234 are 8mm only. 10218170 are 10mm only.
    Ben
    60DegreeV6.com
    WOT-Tech.com

  • #2
    What other differences are there? What is different between 12568234 and 12580234?
    sigpic New 2010 project (click image)
    1994 3100 BERETTA. 200,000+ miles
    16.0 1/4 mile when stock. Now ???
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    with LA1, LX9, LX5 parts
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    • #3
      No clue, it was just in an AERA tech mag and that was all it said to pay attention to when replacing heads on a 3.4.
      Ben
      60DegreeV6.com
      WOT-Tech.com

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