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Projects Anyone making front "motorcycle" fenders for the Hi-boy?

Discussion in 'Traditional Hot Rods' started by hurlbird, Oct 22, 2023.

  1. hurlbird
    Joined: Oct 4, 2016
    Posts: 88

    hurlbird

    Awesome. you bobbed the rear fender in the front of them? My front tires are about 7" wide. would the 36 band work on those? i worry about width.....
     
    Stogy likes this.
  2. Rusty
    Joined: Mar 4, 2004
    Posts: 9,474

    Rusty
    Member

    Here some I did with spare tire covers as well
     

    Attached Files:

  3. GordonC
    Joined: Mar 6, 2006
    Posts: 3,322

    GordonC
    ALLIANCE MEMBER

    hurlbird I cut the front of the rear fenders even with the body and took about 5 3/4" out of the rears. To me the stock ones look too long hanging down in back. If you are running a skinny tire in the rear you might be able to get away with a thinner fender but if your like most of us who run larger and wider in the rear then I think a bobbed stock fender is a better look. Just my opinion. Here is a pic of where I shortened the rears. The one on the right has the 5 3/4" done. The one on the left shows where it was cut out along with an area I needed to repair in side the blue tape.

    20160314_180718.jpg 20160406_210449.jpg
     
  4. GordonC
    Joined: Mar 6, 2006
    Posts: 3,322

    GordonC
    ALLIANCE MEMBER

    By the way my front tires are Coker Classics which are about 5 3/4" wide. The fender is 5 1/2' wide. It doesn't cover the whole tire but I mounted it so it was in the middle of the tread, which is all you really need. I would think it would be easy enough to split the tire ring length wise down the middle and add a strip to it to widen it without loosing too much of the look of a stock ring.
     
    Last edited: Oct 24, 2023
    Stogy likes this.
  5. hurlbird
    Joined: Oct 4, 2016
    Posts: 88

    hurlbird

    great... you did what I will do. Looks perfect. thank you
     
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  6. hurlbird
    Joined: Oct 4, 2016
    Posts: 88

    hurlbird

    nice.. do you know the tire width
     
  7. hurlbird
    Joined: Oct 4, 2016
    Posts: 88

    hurlbird

    Gordon, are you still using the factory fender brace now that it is shorter? thanks
     
  8. GordonC
    Joined: Mar 6, 2006
    Posts: 3,322

    GordonC
    ALLIANCE MEMBER

    No braces. The fenders are just hung using bolts through the inside of the rear fender well.
     
  9. Dino 64
    Joined: Jul 13, 2012
    Posts: 2,460

    Dino 64
    Member
    from Virginia

    36 spare tire rim, cut in half. Finally got a bracket designed strong enough.
    Neat is school look IMG_6162.jpeg IMG_6164.jpeg IMG_6195.jpeg IMG_6188.jpeg IMG_6197.jpeg
     
  10. GordonC
    Joined: Mar 6, 2006
    Posts: 3,322

    GordonC
    ALLIANCE MEMBER

    Dino 64 can you shoot a pic of how they are mounted on the caliper? Mine are off just because I went to disc brakes and now I need to figure out how to mount them with the new brake stuff.
     
  11. Dino 64
    Joined: Jul 13, 2012
    Posts: 2,460

    Dino 64
    Member
    from Virginia

    Sure, that is the weakest spot and so I used a piece of 5” X 1/4” pipe cut into quarter sections with a straight piece to bolt into the caliper mounting bolt. I’ll find some pics so hopefully it will make sense IMG_5706_Original.jpeg IMG_5848.jpeg IMG_5854.jpeg IMG_5861.jpeg 71501617899__80AB632C-7682-4B8C-B868-CF841CD40441.jpeg
     
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  12. Dino 64
    Joined: Jul 13, 2012
    Posts: 2,460

    Dino 64
    Member
    from Virginia

  13. lostone
    Joined: Oct 13, 2013
    Posts: 3,192

    lostone
    Member
    from kansas

    I don't see how the above let's the brake calipers work.

    The calipers slide in and out on those bolts/pins and with the bracket bolted on there the caliper can't slide so your only using one brake pad and that's the inner one because of the piston, the outer pad doesn't do anything because the caliper can't slide to equalize even pressure between both inner and outer pads...
    ..
     
  14. Dino 64
    Joined: Jul 13, 2012
    Posts: 2,460

    Dino 64
    Member
    from Virginia

    Thanks for your reply,@lostone. Let me ask you this, do you think an 1/8” washer on the caliper mounting bolt would have the same effect as you describe ? Because that’s all the bracket mount does. If I’m wrong, I want to know, but brakes work fine
     
    lothiandon1940 likes this.
  15. lostone
    Joined: Oct 13, 2013
    Posts: 3,192

    lostone
    Member
    from kansas

    @Dino 64 not trying to criticize your design just want to make sure your safe!

    To be sure as I can't be 100 % without seeing the whole caliper BUT it appears to be a standard GM 1 piston caliper.

    If it is then what I would do is remove the bracket you made and the brake pads and reinstall caliper, if it's the design I think it is you will be able to move the caliper back and forth (which it should as is proper) on the bolt/pin. As you do you will see the caliper cover the bolt/pin head.

    It has to work like this to work properly. As you apply brakes the caliper actually floats back and forth on the bolt/pin and as it does it allows equal pressure to be applied to both the inner and the outer pads. If you limit the calipers movement you will only be applying pressure to the pad that has the piston against it.

    Also as it's travel is limited or solid as you apply brake pressure as the piston pushes against the brake pad, the brake pad pushes against the rotor you will be trying to flex the rotor away from the pressure of the brake pad which will probably cause fluctuations in the brake pedal, warped rotors, excessive wear to the piston side brake pad and weird braking...

    ....
     
  16. lostone
    Joined: Oct 13, 2013
    Posts: 3,192

    lostone
    Member
    from kansas

    @Dino 64

    Here I went out and took pics of mine, notice the bolt/pin position in both pics in relationship to the caliper.

    The pic with the head totally exposed would represent the caliper location with new brake pads, but as pads wear and get thinner the caliper also changes position to compensate for that wear, the other pic with the head of the bolt/pin covered would represent rhe caliper position when your at maximum brake pad wear and time for new pads.

    Again the caliper must float during operation to allow equalized pressure to both pads during standard operation.

    20231027_104323.jpg 20231027_104349.jpg
     
  17. Dino 64
    Joined: Jul 13, 2012
    Posts: 2,460

    Dino 64
    Member
    from Virginia

    No offense taken, no worries. Appreciate the info. The caliper is a GM P- metric. I never imagined the bolt head itself would move as the pads wear. I’ll take them off and see if there’s a difference in the brakes. Guess I won’t notice it until the pads wear
    Thanks :)
     
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  18. X-cpe
    Joined: Mar 9, 2018
    Posts: 2,085

    X-cpe

  19. nochop
    Joined: Nov 13, 2005
    Posts: 4,112

    nochop
    Member
    from norcal

    Dino 64 likes this.
  20. Dino 64
    Joined: Jul 13, 2012
    Posts: 2,460

    Dino 64
    Member
    from Virginia

    Thanks@nochop, I think the pads got out of position when I was test fitting the fenders over and over again. Gonna pull them tomorrow cause the pads hardly move when my wife pushed on the pedal.
     
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  21. nochop
    Joined: Nov 13, 2005
    Posts: 4,112

    nochop
    Member
    from norcal

    Dude! That’s rusty as hell! You live by the ocean….don’t be offended I’m trying (feebly) to be funny
    Cheers Nochop
     
    lothiandon1940 likes this.
  22. nochop
    Joined: Nov 13, 2005
    Posts: 4,112

    nochop
    Member
    from norcal

    Back to the drawing board?
     
    lothiandon1940 likes this.
  23. Blade58
    Joined: Mar 5, 2012
    Posts: 368

    Blade58
    Member
    from apopka ,Fl

    chevTireWell.jpg How about this as a start?if you have the skills it csn be trimmed and massage
     
    alanp561 likes this.
  24. jnaki
    Joined: Jan 1, 2015
    Posts: 10,131

    jnaki








    upload_2023-10-28_2-27-27.png
    Harley Davidson Front Fenders... A perect fit for open front wheels

    Hello,

    If you are still looking around for a nice styled front fender for your build, check out the nearest Harley Davidson dealer’s parts department. We had a fairly wide front fender that had a great smooth finished design and the tire fit nicely inside. when a friend saw the bike, he wanted the fender for his hot rod front wheels. He was tired of “stuff” being kicked up from the street surface and if he went off the main streets and some rougher roads were a part of the picture, then the flying objects doubled in their attack.

    We had taken off the front fender to make it look like a drag bike in the original re-design of our Harley. We liked the look of a low rear and clean front end without a fender. But, two trips down Coast Highway to our favorite beach town diner and the other to a small bakery near a pier, was all it took for the front fender to be put back in place. Our (my face and my wife’s) faces were getting plastered with road grit, so it was the front fender back on again.

    6 inches wide and the lower tip is below the 50% arch to keep things from flying up and back.
    upload_2023-10-28_2-30-22.png

    Jnaki

    There are different style of front fenders as per model of motorcycle. From these 6 inch wide units to much wider fenders for any application. YRMV



     
  25. Dino 64
    Joined: Jul 13, 2012
    Posts: 2,460

    Dino 64
    Member
    from Virginia

    @nochop, that’s not my rusty front end, it’s @lostone’s front end. Drawing board ? If in fact in it is the bracket, there really is no where else to mount them. So I have to start over or forget it
     
    lothiandon1940 likes this.
  26. Dino 64
    Joined: Jul 13, 2012
    Posts: 2,460

    Dino 64
    Member
    from Virginia

    Update ! Pulled the calipers, made sure they are fixing properly. This pic is the back side of the caliper mounting bracket. You can see it’s solid with just the threads for the pin (bolt). There’s no way it can slide. The pads are riding on the pins as they should. The fender bracket is bolted on the outside of the caliper body, second pic. I put the grandees back on. Maybe @lostone’s calipers work differently. thanks for the feedback 72019396691__C38006CC-EF8D-46BA-8F2E-FA9E1E701C87.jpeg 72019403906__41134A75-7687-45AD-86C6-5F523221D60A.jpeg
     
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  27. lostone
    Joined: Oct 13, 2013
    Posts: 3,192

    lostone
    Member
    from kansas

    No, yours is just the same as mine, the pin screws into bracket, caliper floats back and forth on pin.

    Prove my point, pull caliper off and take off outer brake pad, reinstall caliper then pull caliper all the way inward and watch caliper hide the pin.

    ..
     
  28. Dino 64
    Joined: Jul 13, 2012
    Posts: 2,460

    Dino 64
    Member
    from Virginia

    Thanks lostone, I’ll try that
     
    lothiandon1940 likes this.
  29. wuga
    Joined: Sep 21, 2008
    Posts: 635

    wuga
    ALLIANCE MEMBER

    The head of the pin is mounted in two rigid ends, one open and one threaded. These two points cannot come any closer to each other. The pad mount floats between these two points and is basically self adjusting by the depth of the piston. The only thing that has happened here is that the threaded end does not go in as far. If the end of the pin is flush or protruding, you are OK. If in doubt, try the pin with and without the fender. I would put lock-tite on those pins.
    Warren
     
  30. Dino 64
    Joined: Jul 13, 2012
    Posts: 2,460

    Dino 64
    Member
    from Virginia

    @wugs, the pins are in the unthreaded hole. The bracket pushes it out by 1/8th inch. The bolt hole on the bracket is counter sunk so the pin is only loosing 1/8” total IMG_5844.jpeg IMG_5846.jpeg
     
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