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Technical Flathead Exhaust Flange Help

Discussion in 'Traditional Hot Rods' started by brett4christ, Feb 12, 2025.

  1. brett4christ
    Joined: Jul 8, 2007
    Posts: 5,518

    brett4christ
    Member

    I'm going to run the stock log-type exhaust manifolds on by 21-stud, but I need some technical ***istance to get started...

    Are the manifold exit flanges the same as the flanges used at the block to build headers?
     
  2. rusty valley
    Joined: Oct 25, 2014
    Posts: 4,428

    rusty valley
    Member

    They use the same gaskets, so yes
     
  3. brett4christ
    Joined: Jul 8, 2007
    Posts: 5,518

    brett4christ
    Member

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