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Would this fit into a 7.5" Cossie Diff?

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Old 25-12-2010 | 11:11 PM
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Default Would this fit into a 7.5" Cossie Diff?

http://cgi.ebay.com/ebaymotors/FORD-...Q5fAccessories

Do you think it would be a straight fit into a cosworth casing and more importantly would it be any good for handling big power?
Cheers Rich
Old 25-12-2010 | 11:14 PM
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be interested in this too
Old 25-12-2010 | 11:33 PM
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The xr4ti lot in the USA fit one from GM. Same as the vxr8 has. Needs some bearing carriers to fit.
Old 26-12-2010 | 09:29 AM
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Bloody hell that's cheap
Old 26-12-2010 | 09:56 AM
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All i can say is wot do you get when a part is cheap .......crap
Old 26-12-2010 | 11:39 AM
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Originally Posted by COLEYST200
All i can say is wot do you get when a part is cheap .......crap
But it's from the states alot of stuff is just cheaper over there.
What type of diff is it? Plated?
Cheers Rich
Old 27-12-2010 | 11:31 AM
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Gents.

http://www.mc2racing.com/tech/20081104a/index.html
Old 27-12-2010 | 12:23 PM
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lincoln to the rescue,
Old 27-12-2010 | 12:37 PM
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So it is a good diff to have then?
Cheers Rich
Old 27-12-2010 | 12:58 PM
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for the price you cant go wrong
Old 27-12-2010 | 03:00 PM
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Originally Posted by LINCOLN
Thats the one i found a few years ago. Looked for a uk source but couldn't find one. So only way was to import.
Old 27-12-2010 | 03:07 PM
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Originally Posted by robrs2
Thats the one i found a few years ago. Looked for a uk source but couldn't find one. So only way was to import.
Have you got one of these fited mate?
Cheers Rich
Old 27-12-2010 | 04:05 PM
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fancy one of these my self how about some one takes the plunge if it works out alls good, if it goes pete tong then a few of us chip in to lighten the load?
Old 28-12-2010 | 08:17 PM
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No didn't get one. Ended up welding the diff.
Old 28-12-2010 | 08:51 PM
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I have mounted one of this mc2 (Eaton) in my 7,5" on my 3dr cossie and have used it now two summers. And works just perfect on the road and at the track. It is fitted almost the same way as the the gripper or quaife. It is a 450+hp and 550nm car, works perfect !!!!!!!!

Regards
Tommy J
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Last edited by cossie 86; 28-12-2010 at 08:57 PM.
Old 28-12-2010 | 11:34 PM
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Originally Posted by cossie 86
I have mounted one of this mc2 (Eaton) in my 7,5" on my 3dr cossie and have used it now two summers. And works just perfect on the road and at the track. It is fitted almost the same way as the the gripper or quaife. It is a 450+hp and 550nm car, works perfect !!!!!!!!

Regards
Tommy J
Norway
Is the Eaton one the same as the one for sale on ebay at the start of the thread?
Rich
Old 29-12-2010 | 07:29 AM
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Originally Posted by Sonic Boom
So it is a good diff to have then?
Cheers Rich
There is some random carving to do on the already not very thick diff casing.
There is very little preload and only 2 paltry planet gears inside--weak.

There is a spacer for which there is unanswered questions if the ring gear spacer is turned on a lathe or ground for flatness.
And I rejected the idea years ago--1989---for the loose fit on the stubby shafts to the side gears. Unacceptably loose in my opinion..

(Now I've only been a machinist and a mechanic on race and rally machinery for 35+ years and set up between 700-1000 diffs maybe--but what the fawk do I know)


A very few guys have used these and I've heard reports of several failures, but details are, as always sketchy.

As it is a 2 pinion diff it is no better than the normal Cossie 2wd VC.
Seems a lot cheaper to send a diff off to Barra for pumping up.


But if you want much stronger and ultimately cheaper, then theres much better solutions.
Old 29-12-2010 | 09:11 AM
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Originally Posted by Sonic Boom
Is the Eaton one the same as the one for sale on ebay at the start of the thread?
Rich
No I dont think so.
The Eaton looks much more solid I think.

Tommy J
Old 29-12-2010 | 02:16 PM
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Originally Posted by janvanv
There is some random carving to do on the already not very thick diff casing.
There is very little preload and only 2 paltry planet gears inside--weak.

There is a spacer for which there is unanswered questions if the ring gear spacer is turned on a lathe or ground for flatness.
And I rejected the idea years ago--1989---for the loose fit on the stubby shafts to the side gears. Unacceptably loose in my opinion..

(Now I've only been a machinist and a mechanic on race and rally machinery for 35+ years and set up between 700-1000 diffs maybe--but what the fawk do I know)


A very few guys have used these and I've heard reports of several failures, but details are, as always sketchy.

As it is a 2 pinion diff it is no better than the normal Cossie 2wd VC.
Seems a lot cheaper to send a diff off to Barra for pumping up.


But if you want much stronger and ultimately cheaper, then theres much better solutions.
hello, such as?

be interested to hear what your opinion is
Old 29-12-2010 | 08:21 PM
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Originally Posted by LHD220Turbo
hello, such as?

be interested to hear what your opinion is


That one. 8" Toyota from many 87 onwards Supras and other things.
First; 8" bigger without being insane. Known good in 600-700bhp driftie cars and in desert and rock crawlers where gearing is insane and they hit things hard.

second, narrower so those nice simple adaptors is all you need for hooking up either 4x4 or 2wd CVs with no bother.

third; BIG stub shafts
Forth: 4 pinion diff---inarguably much stronger design than any 2 pinion thing

Fifth; BIG clutch plates and plenty of them

Sixth: reasonably cheap to buy. anywhere from (if you're lucky!!) $30 to $250

Seventh: big choice of gear ratios if the normal 3.73, or 3.9., or 4,3 don't tickle you pink.
3.53 to 5.7 range in price from $150 to $230.

eight: did I mention STRONG? Every bit as stropng as the Ford 8.8 with none of the install problems or $1200 output flange/custom halfshaft issues.

And finally, a simple ready to install kit to install the diff and then options on the prop shaft end cuase many have solutions for prop so its a separate thing--obviously.


Saw one of these on Flea-bay.co.uk get zero bids at 99p...

Note, of course its a bit heavier, its 16lbs heavier than a Ford 7.5" OPEN Xratty diff.

But they're strong. Never seen or heard of one chipping or breaking teeth regardless.
Old 29-12-2010 | 09:11 PM
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^ interesting, thanks for your time
Old 29-12-2010 | 09:51 PM
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quiffe 7.5 built and all £550 on ebay. gears was the seller it dident sell they mite still have it if thats any good to you
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