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Laminating Rear Lower Control Arms

Posted: Thu Jul 30, 2009 9:08 am
by Dyls GQ
Next Week Im Thinking Of Laminating My Rear Lower Control Arms On My GQ. I've Just Got A Few Questions:

- How Thick Are The Stock Lower Arms?
- Should I Use Flat Steel? (I Hear People Also Use Angle)
- What Dimensions?
- Should I Stitch Weld Them, Or Completly Weld Them? (Slowly)

Im Thinking Of Using 8mm x 25mm by Roughly How Ever long They Are
And Will Probally Stitch Weld It But Any Feedback And Ideas Would Be Helpful

Posted: Thu Jul 30, 2009 9:45 am
by 1TUFFGQ
I've seen angle used and it was stitch welded. Thats all you need. Its only to stop them flexing and ultimately failing once bent. Be very careful though, the walls are not very thick and you can blow holes in them if you go too hot. I suggest picking up a set second hand and welding those. Then its just a change over job.

Posted: Thu Jul 30, 2009 9:54 am
by 351ciofgrunt
I sleeved mine with thicker walled mild steel pipe that has the inside diameter the same as the outside diameter of the originals.

Cut the originals in half and slid them in the new pipe, welded the ends and also drilled 4 evenly spaced 10mm holes in the new pipe and plug welded through to the originals.

Arms

Posted: Thu Jul 30, 2009 10:07 am
by Dyls GQ
I Have Got A Spare Set Ones Bowed And One Has A Kink In It So Thats All Good.

Thanks For The Tips Fellaz

Posted: Thu Jul 30, 2009 1:19 pm
by Weiner
Will go get your steel soon, the ones you have me will work well with 680mm or 25x10 flat bar, will go from end to end. ;)

Posted: Thu Jul 30, 2009 1:38 pm
by MARKx4
351ciofgrunt wrote:I sleeved mine with thicker walled mild steel pipe that has the inside diameter the same as the outside diameter of the originals.

Cut the originals in half and slid them in the new pipe, welded the ends and also drilled 4 evenly spaced 10mm holes in the new pipe and plug welded through to the originals.
Here is a detailed way of sleeving from patrol4x4 which includes panhard bars.

http://www.patrol4x4.com/forum/showthread.php?t=29588

Posted: Fri Jul 31, 2009 4:28 pm
by GU-ish
mite do it to mine as well, seems as one needs replacing cuz its bent :)

Posted: Fri Jul 31, 2009 8:57 pm
by Weiner
GU-ish wrote:mite do it to mine as well, seems as one needs replacing cuz its bent :)
Bring them round of you want, will sort them out for you. Talk to ya bout them tomorrow ;)

Lamination

Posted: Mon Aug 03, 2009 6:49 pm
by Dyls GQ
This Is What Im Doing Here:

10mm X 25mm With Holes Drilled Along For Absolutly No Reason Other Than The Fact It Looks Cool!!... The Front Its Angled To Stop Anything Smashing Againt A Vertical Surface (Alowing It To Act As A Slider)

Image

I Will Post Up Photos Tomorro! :armsup:

Re: Lamination

Posted: Mon Aug 03, 2009 6:52 pm
by Weiner
Dyls GQ wrote:This Is What Im Doing Here:

10mm X 25mm With Holes Drilled Along For Absolutly No Reason Other Than The Fact It Looks Cool!!... The Front Its Angled To Stop Anything Smashing Againt A Vertical Surface (Alowing It To Act As A Slider)

Image

I Will Post Up Photos Tomorro! :armsup:
Speed holes, did you get the other bit drilled out and shaped?

Posted: Mon Aug 03, 2009 6:56 pm
by GU-ish
whata bout something 90* to that peice for more strength.

Wawg

Posted: Mon Aug 03, 2009 7:56 pm
by Dyls GQ
GU-ish wrote:whata bout something 90* to that peice for more strength.

Please expand on that christopher??

Re: Lamination

Posted: Mon Aug 03, 2009 7:57 pm
by Dyls GQ
Weiner wrote:
Dyls GQ wrote:This Is What Im Doing Here:

10mm X 25mm With Holes Drilled Along For Absolutly No Reason Other Than The Fact It Looks Cool!!... The Front Its Angled To Stop Anything Smashing Againt A Vertical Surface (Alowing It To Act As A Slider)

Image

I Will Post Up Photos Tomorro! :armsup:
Speed holes, did you get the other bit drilled out and shaped?





Nah Had To Go See Shane....Gettin My Other Tire Tommoro

Posted: Mon Aug 03, 2009 8:04 pm
by GU-ish
one running along the side...

Re: Lamination

Posted: Mon Aug 03, 2009 8:04 pm
by Weiner
Dyls GQ wrote:
Weiner wrote:
Dyls GQ wrote:This Is What Im Doing Here:

10mm X 25mm With Holes Drilled Along For Absolutly No Reason Other Than The Fact It Looks Cool!!... The Front Its Angled To Stop Anything Smashing Againt A Vertical Surface (Alowing It To Act As A Slider)

Image

I Will Post Up Photos Tomorro! :armsup:
Speed holes, did you get the other bit drilled out and shaped?





Nah Had To Go See Shane....Gettin My Other Tire Tommoro
Find out about the other Creepy

Posted: Mon Aug 03, 2009 8:07 pm
by Weiner
GU-ish wrote:one running along the side...
Think your more likely to bend it vertically rather than sideways?

Posted: Mon Aug 03, 2009 8:16 pm
by GU-ish
just an idea, i think mine is bent sideways....
i was thinking of sleaving mine as well as what dyl wants to do...
not much more involved and it would be super-dooper strong ahah

Re: Lamination

Posted: Mon Aug 03, 2009 8:55 pm
by Mark2
Weiner wrote:
Dyls GQ wrote:This Is What Im Doing Here:

10mm X 25mm With Holes Drilled Along For Absolutly No Reason Other Than The Fact It Looks Cool!!... The Front Its Angled To Stop Anything Smashing Againt A Vertical Surface (Alowing It To Act As A Slider)

Image

I Will Post Up Photos Tomorro! :armsup:
Speed holes, did you get the other bit drilled out and shaped?
I've just done mine but put the flat bar on the top - I think it will do more good on top because the the arms tend to bend upwards, if you hit a big rock and bend the bar over, it wont prevent the arms kinking up if that makes sense....

Posted: Mon Aug 03, 2009 9:13 pm
by out&about
I put some angle on the bottom and flat bar on the top seems to be holding up quiet well has had a few hits so far but no damage yet

Re: Lamination

Posted: Mon Aug 03, 2009 9:33 pm
by Dyls GQ
Mark2 wrote:
Weiner wrote:
Dyls GQ wrote:This Is What Im Doing Here:

10mm X 25mm With Holes Drilled Along For Absolutly No Reason Other Than The Fact It Looks Cool!!... The Front Its Angled To Stop Anything Smashing Againt A Vertical Surface (Alowing It To Act As A Slider)

Image

I Will Post Up Photos Tomorro! :armsup:
Speed holes, did you get the other bit drilled out and shaped?
I've just done mine but put the flat bar on the top - I think it will do more good on top because the the arms tend to bend upwards, if you hit a big rock and bend the bar over, it wont prevent the arms kinking up if that makes sense....
with putting them on top.. do the mounts matter on the chassis end.... like will in hit on full flex?

Posted: Mon Aug 03, 2009 9:43 pm
by InSanE
just weld a star picket to the rear arms they are pretty tuff :P

Posted: Mon Aug 03, 2009 10:03 pm
by GU-ish
InSanE wrote:just weld a star picket to the rear arms they are pretty tuff :P
ahahaha, even has holes pre, fabbed.... and i no where i can get a few lol

braces

Posted: Wed Aug 05, 2009 10:14 pm
by Dyls GQ
This Is What I Ended Up With
Basically I Learnt That Im Am Shit At Grinding And Drilling Holes!

Image

Image

Good Enough... Will Get Me By Till I Buy Adjustable Arms

Re: braces

Posted: Thu Aug 06, 2009 4:03 pm
by Weiner
Dyls GQ wrote:This Is What I Ended Up With
Basically I Learnt That Im Am Shit At Grinding And Drilling Holes!

Image

Image

Good Enough... Will Get Me By Till I Buy Adjustable Arms
Doin them on the weekend?

Thought most adjustable arms are for the uppers?

Weiner

Posted: Thu Aug 06, 2009 5:56 pm
by Dyls GQ
If Their Just For Uppers Than Why Do They Make Lowers To??

Wrap Ya Mind Around That One
I Just Want Stronger Ones..May Aswell Get Adjustables

Re: Weiner

Posted: Thu Aug 06, 2009 7:23 pm
by steel
Dyls GQ wrote:If Their Just For Uppers Than Why Do They Make Lowers To??

Wrap Ya Mind Around That One
I Just Want Stronger Ones..May Aswell Get Adjustables

most using adjustable lowers have shortys and are trying to sort out pinion angles.

Best not to use them as lowers are subject to alot more forces than uppers and adjustable's threaded rod can be the weak link.

Posted: Thu Aug 06, 2009 7:28 pm
by steel
also, what you blokes are doing is "bracing" not "laminating" which essentially is adding layers to something. in other words "sleeving" the arms as seen elsewhere in thie thred, I think.

Posted: Thu Aug 06, 2009 8:36 pm
by GU-ish
did ya use a centre punch first dylo?? and a smaller hole before the bigger one??
any pics of it welded on?

Posted: Thu Aug 06, 2009 9:33 pm
by Weiner
GU-ish wrote:did ya use a centre punch first dylo?? and a smaller hole before the bigger one??
any pics of it welded on?
They are not welded yet, he said he used one but he went straight for the big hole, didn't do a pilot haha

holes

Posted: Thu Aug 06, 2009 9:39 pm
by Dyls GQ
dw bout that shit chriso i found the sharpest bit in greggos unassorted drill bi box...loved it..drill like phuck