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Offenhauser 360 Degree manifold

Discussion in 'The Hokey Ass Message Board' started by TERPU, Aug 13, 2006.

  1. TERPU
    Joined: Jan 2, 2004
    Posts: 2,378

    TERPU
    Member

    Is this a good one for a very mild SBC? It looks cool but will it work with the deep single plane runners?

    Thanks, Tim
     
  2. Haunted Ken
    Joined: May 22, 2005
    Posts: 186

    Haunted Ken
    Member

    probably not, being a single plane.... how mild are you talking, stock internals?
     
  3. RacerRick
    Joined: May 16, 2005
    Posts: 2,756

    RacerRick
    Member

    Its a pretty crappy manifold overall. It only works ok in higher rpm and basically sucks in low and midrange.
     
  4. CURIOUS RASH
    Joined: Jun 2, 2002
    Posts: 9,635

    CURIOUS RASH
    Classified's Moderator

    Yep, for street driving you'd do better with a dual plane.
     
  5. Roadsters.com
    Joined: Apr 9, 2002
    Posts: 1,782

    Roadsters.com
    Member

    With a healthy performance engine, I'd use a single-plane intake on the street without any reservations.

    I read an intake comparison in a book where single-plane and dual-plane intakes were tried on a healthy, big-inch rat motor on the dyno, and the single-plane had better low-end torque with the particular combination they were using.

    Regardless, if I was looking to buy a single-plane intake, Offenhauser would be my last choice. They're not even trying to keep up with companies like Brodix and Dart, who left them behind in the '80s.

    Dave
    http://www.roadsters.com/
     
  6. TERPU
    Joined: Jan 2, 2004
    Posts: 2,378

    TERPU
    Member

    Thanks to all. I was afraid of that!

    Terpu.
     
  7. Roadsters.com
    Joined: Apr 9, 2002
    Posts: 1,782

    Roadsters.com
    Member

  8. rebstew187
    Joined: Jan 17, 2005
    Posts: 1,491

    rebstew187
    Member

    I wouldn't use it for a stocker or a hot engine.it's no better than your stock sbc intake maybe worse and as for a built engine it's ,for the lack of a better word ~ dated.may look cool but not the best intake on the market by far
     
  9. Durt Man
    Joined: Apr 8, 2008
    Posts: 1

    Durt Man
    Member
    from Upstate NY

    Hi, I am looking for some opinions on the use of the Offenhauser 360. I am putting a small V8 (sideways) on a bike and wondering if anybody thinks I can turn the carb 90 degrees on this single plane intake and if it might run OK. Maybe I need to cut out the web just under the carb. Let me know some thoughts. Thanks
     
  10. panic
    Joined: Jan 3, 2004
    Posts: 1,450

    panic

  11. Russco
    Joined: Nov 27, 2005
    Posts: 4,329

    Russco
    Member
    from Central IL


    Yep I ran this one on a mild cammed 9.7 to1 with humper heads and a 600 cfm carb it ran decent I'm sure the newer technology intakes are better but it ran pretty good.
    [​IMG]
     

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