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Technical mopar cowl steering problems

Discussion in 'Traditional Hot Rods' started by yngrodder, Sep 21, 2014.

  1. Blue One
    Joined: Feb 6, 2010
    Posts: 11,538

    Blue One
    ALLIANCE MEMBER
    from Alberta

    Here is an idea for cowl steering and the steering arm, drag link etc., that I thought was pretty clever and may be a solution to the OPs dilemma.
    Arm 33.jpg Arm 40.jpg Motor 02.jpg Steer 05.jpg
     
  2. yngrodder
    Joined: Dec 1, 2002
    Posts: 1,509

    yngrodder
    Member

    I had a couple issues,
    First problem was it was really hard to steer so I shortened the arm at the cowl and that put my drag link at an angle.

    I moved the steering box down and that put the drag link more in line but still angled down a little so I welded an extension to the arm and raised it up a little more and it steers real nice so now I just need to build a new arm that matches my mock up arm and I should be good.
     
  3. dana barlow
    Joined: May 30, 2006
    Posts: 5,453

    dana barlow
    Member
    from Miami Fla.

    Fast an EZ test to do,when you have steering hooked up so you can work it,jump up an down on front of frame or have a buddy do it,an look at front wheel as thats happening,if you see it moving left an right more then a 1/4in. as jumps move frame up an down,=you got bumpsteer an a poor design,that will dart back n fourth going down a bumpy road,most all cowelsteering dose that carp,is why I don't care for it n think it looks bad to me,manytimes to a car that other wise is very nice looking to me. But we all have stuff that bugs us.
    Basicly for sidesteer cars the closer steering rod joint at pitman arm is to front axle rear bone joint,the less bump n better the design.
     
    Last edited: Nov 12, 2014
  4. willymakeit
    Joined: Apr 13, 2009
    Posts: 1,397

    willymakeit
    Member

    Some good ideas here. Hopefully something will click for me.
     
  5. boutlaw
    Joined: Apr 30, 2010
    Posts: 1,253

    boutlaw
    Member

    Different strokes for different folks. I happen to like the way cowl steering looks. I'm using a reversed corvair box mounted just forward of the firewall on the frame rail on my 31 coupe. I had Pete and Jakes shorten their steering arm for me( and heat treated) , because, as purchased, I was barely scrubbing my shock mount. I don't have any bumpsteer. Just keep plugging away, you'll get it. You may need to relocate your box. but if you like cowl steer, its your hot rod, build it like you want it..
    I guess all those dumb***es with cowl steer on Indy cars, dragsters and old hot rods liked bumpsteer.
     
    JTRodder likes this.
  6. jdownunder
    Joined: Aug 21, 2007
    Posts: 334

    jdownunder
    Member

    i think the pictures that blue oval posted look like a great solution
    i love the look of cowl steering, regardless of what other people say i dot think its a bad engineering principle
    if so many others get it right,that being said a few probably get it wrong.just persist youll get
     
  7. Hot Rod Rodney
    Joined: Jun 20, 2014
    Posts: 159

    Hot Rod Rodney
    Member
    from USA

    On stock Model A's we would shorten the pitman arm to make them feel like power steering! Lots of A's out there with welded pitman arms - yikes!
     
  8. View attachment 2760569 View attachment 2760570 View attachment 2760572 View attachment 2760573

    You see the drop in the drag link, of course you do.
    Study that drop then look at Doan Spencer's roadster. The same effect but the drag link is straight because his frame has the jog at the cross member.

    Cowl steering ain't easy, but when its done right it works well and is cool as "all get out "
     
  9. Gus68
    Joined: Jan 29, 2007
    Posts: 499

    Gus68
    Member
    from Minnesota

    Ya... the link is parallel to the frame because of that bend in it. That don't matter, Could zig zag like a lightning bolt of all it maters, look where the pivots are, one on the pitman is higher.
     
    BJR likes this.
  10. Frames
    Joined: Apr 24, 2012
    Posts: 5,308

    Frames
    Member

    I vote no on cowl steer. Forced to use it for radiator clearance. 1952 Willys Aerowing box. Gift from a friend. Three pedals. Lots of clearance for my size 14's. Fabbed an adapter to use a 525 spline and short arm. Steers ever so easy. Not slow either. The best of both worlds. Minor bump steer. Can't notice it driving. I'll bet you thought I had a raised steering arm. How about the bump steer on my lakes modified. Vega box turned 90 degrees. 2023-11-12 10.50.14-1.jpg 2023-11-12 10.50.14-2.jpg 2023-11-12 10.50.14-2.jpg 2023-09-17 16.39.30-2.jpg GOODSGUYS   PACKARD 018.JPG
     
    Last edited: Nov 12, 2023
  11. Vega and 525 work great… if you have the room.
     

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