I now have a ROLLING CHASSIS

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RUSTY50F1

@$$Fault Junkie
Joined
Jun 21, 2007
Messages
331
Location
Mustang, OKLA
Got the Jag ifs in straight today(Don't ask I feel like a DUMB&SS). Also got the Irs cross member tack welded in and the Irs mounted and the wheels on. It ROLLS. Wheel base is 113 7/8 I can live with that. Also I don't really want a four bar set up on it. I'd like to use the original mounts and put a bar to the frame. Any Ideas? I'll try to get some pics on here. Having a problem with that. And also if the rear cross member is welded to the frame and the irs is mounted stable to the cross member do I need to have a sway as well. :D:D
 
Put up some pics RUSTY50F1 and I'm sure that you will get some ideas. Just curious, why don't you want to use a 4 bar configuration?
 
Well FlatBroke I'll tell ya. When I put the IFS in somehow I got it in crooked by about a 1/2 inch and spent 3 bays trying to set the wheel base so I could tack weld the cross member in for the IRS. It just would not measure out right. Finally I started checking the front and found it. It took me about 15 minutes to fix my screwup and about an hour to set the cross member and get the wheel base right. I wasted 3 days because of a stupid mistake. That's why I felt like a dumb&ss. So don't tell anybody.:p:p
 
Gastrick I have never put one in (four bar) and have heard they are hard to set. The mounts on the lower bars on the jag are offset on the outside of the frame about 6 inches. What else would I be able to use.:confused:
 
Gastrick I have never put one in (four bar) and have heard they are hard to set. The mounts on the lower bars on the jag are offset on the outside of the frame about 6 inches. What else would I be able to use.:confused:

RUSTY, I have not looked at your pictures closely yet but let me ask you this; do the lower bars on the Jag IRS interfere with any other parts or are they just on the outside of the chassis. You can always just build mounts for them on the outside of the chassis if they are not in the way of anything else.
 
Gastrick There is nothing in the way. How and what would I make them out of. That would be stout enough that they wouldn't give under pressure.
 
Gastrick There is nothing in the way. How and what would I make them out of. That would be stout enough that they wouldn't give under pressure.

Make them out of 1/4" thick rectangular tubing and triangulate or gusset the mount back to the frame rail and make sure that the frame rail is boxed in that area. That will be plenty strong enough.
 
I bought a 54 chevy 2 door that I will start on when I finish the truck. I'll be putting the same set-up under it as well.
You'll find that the chassis on the 54 is much wider at the rear than your Ford truck thereby giving you all the clearance you need to get the rear coil-overs at the same angle as what Jaguar designed.

This is my 53's chassis with the Jag IRS.
20050222180354-MVC-001S.jpg


I don't know if you have done this yet in your truck but I added these two mounting bars between the front of the diff and the chassis. They bolt to the lower control arm bolts and to the body mounting bracket on the chassis (the ones below the rear seat on the 53 and 54) so no extra brackets or welding is required. This stabilizes the centre section from twisting longitudinaly and can't be stopped by radius arms alone. Normally the full Jag IRS cage takes care of that.
20061218_resize.jpg


I still have to make up my radius arms though.
 
Not the best pic, but this was the Jag rear in my one Studebaker It had fairly long "trailing arms" from the lower A arms up to a mount by the back of the transmission and then the stabilizer arms fromt the diff to the frame..both are silver in the pic. Hope it helps

Stude_rear.jpg
 

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