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Thread: What is this for?

  1. #1
    Speedster Member
    Join Date
    Aug 2016
    Location
    Littleton, CO
    Posts
    127

    What is this for?

    I’ve always wondered about this. On the V8, just below the oil pressure relief valve, why is there a large hole in the flange of the engine where the oil pan mounts?DC0141A4-7404-4AEA-9AA2-5F1F31D799D5.jpg
    Not a photo of my engine btw.

  2. #2
    President Member
    Join Date
    Nov 2009
    Location
    north fond du lac, wi., USA.
    Posts
    517
    Locating pin for machining fixture? Jim

  3. #3
    President Member
    Join Date
    Jul 2011
    Location
    North Little Rock Ar
    Posts
    1,318
    I'm with Jim locating hole for machining block. Luck Doofus

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