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Posted

Silly question, does anyone have a tutorial on building a suicide front axle on a '30 Model A Ford Coupe??? I'm striking out on finding anything decent on the "web" any help would be greatly appreciated! 😁

Posted (edited)

It's really pretty simple once you understand exactly what you need to do.

The below is copied directly from some of my build threads (start with a tubular front crossmember, and then mockup your model at the desired ride height for the look you want, and do some careful measuring):

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"Some careful measuring gave me the amount of drop I'd need on the suicide-style front-axle mount (above the top of the frame rails)."

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"To mount the axle to the frame, I'll be using a "suicide" style perch. Here I've started making it up from 2 sections of styrene channel. I left the forward leg long to get a good idea of the alignment of the perch with the frame rails. I like things that are square and symmetrical."

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"In this shot, the perch has been trimmed to its final configuration. The mount pad is 1.7mm higher than the tops of the frame rails, which is what that earlier figuring told me I'd need."

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"Here, the axle has been tacked to the mount, and the 4-link bars set in place to mark their bracket locations on the frame rails. This shot also shows that the last of the horrible gluey mess between the rear rails has been removed cleanly."

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One more reminder: getting the look you want doesn't just happen by randomly cutting and fitting. It takes careful mockups, measuring, and adjustment of several parameters, just exactly like building real cars...which is where I learned the stuff.

Edited by Ace-Garageguy
  • Like 2
Posted

Here's another thread showing the same basic idea, but not in so much detail. 

Scroll about 1/3 way down the first page...and remember: mocking up the look you want and then measuring accurately is essential, just like building a real car.

 

  • Like 1
Posted (edited)

You can also google 1:1 suicide axle setups to see how they are done…then just try to emulate that look.

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 And not really a suicide front, but one I used on a build.

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Edited by NOBLNG
  • Like 1
Posted

Wow! Thank you guys!!!! That's just what I was looking for! You guys are awesome!!!!

Posted

One of the Issues you're going to have is getting the front low enough. If you look at how the front axles are laid out in some of the pics Greg posted you can see how the leaf spring isn't over the axle but between the front radius rods. I don't know of any kit or aftermarket parts with this layout. When I built this type of front end I used the front spring and axle from the 30 kit but made the cross bar the spring perch mounts on taller, this effectively lowered the front end to what is possible with the spring mounted behind the axle.

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