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Author: Subject: Beginnings of My IRS
violentblue

posted on 5/5/07 at 04:13 AM Reply With Quote
Beginnings of My IRS


based on Thundrbird components
designed around 5" ride height, RC 2" off the ground, less than 1/8" movement of rc in 3 degree roll or 3" bump.
I used all-thread rod in a couple place to bolt it together temporarily to check articulation.

excuse the messy shop

[Edited on 5/5/07 by violentblue]





a few pics of my other projects


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t.j.

posted on 5/5/07 at 06:18 AM Reply With Quote
Looks nice to me,

Is the bottom bone parrallel to the ground?

Now it's time to think about the shock mounting.

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violentblue

posted on 5/5/07 at 02:55 PM Reply With Quote
quote:
Originally posted by t.j.
Looks nice to me,

Is the bottom bone parrallel to the ground?

Now it's time to think about the shock mounting.

shock mounting? I gotta build the other side first.

no the bottom bone has a slight angle to it, having it paralell to the ground raised the rc higher than i wanted it. ran it through a suspension analyser and it looks clean.





a few pics of my other projects


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Mark Allanson

posted on 5/5/07 at 07:51 PM Reply With Quote
To get that lower wishbone parallel, you are going to need a slightly shorter hammer





If you can keep you head, whilst all others around you are losing theirs, you are not fully aware of the situation

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violentblue

posted on 5/5/07 at 11:08 PM Reply With Quote
quote:
Originally posted by Mark Allanson
To get that lower wishbone parallel, you are going to need a slightly shorter hammer


had to laugh at that one.
final design calls for 1degree incline on the lower bones.





a few pics of my other projects


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violentblue

posted on 6/5/07 at 09:52 PM Reply With Quote
Got my rear suspension completed (sans shocks and antiroll bar) and am pleased with the results. everything will be dissasembled and painted/powdercoated before its finished. But the design is plenty strong and will do well.







a few pics of my other projects


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t.j.

posted on 7/5/07 at 05:00 PM Reply With Quote
You're pretty sure about your measurements?

I'm gonna use sperical-bearings(unibolts) so i can "handle" my faults

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violentblue

posted on 7/5/07 at 06:44 PM Reply With Quote
camber is off what it should be, I'm rechecking my measurements, I believe I mismeasured on my upper wishbone, making for 1 degree positive camber rather than 1 degree negative camber.

If I had used a sherical rod bering on the top wishbone this problem would be easily corrected, but I belive this it a cut, correct and weld, kinda job.

My mounting points are spot on, I have to make sure my wishbones are correct (i believe bottom one is at least), the problem may be with my initial measurements of the spindle

[Edited on 7/5/07 by violentblue]





a few pics of my other projects


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violentblue

posted on 14/5/07 at 05:47 PM Reply With Quote
cut 1/2" out of the top bones to correct for my mis-measurement of my lower bones. camber is perfect now.

I'll be buying the rest of the parts I need for the front soon, so that'll be good to finish up.





a few pics of my other projects


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