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99-04 cobra center section

fordspeed
December 14th, 2009, 09:37 PM
Do the cobra centers fit the mark viii? How about the half shafts? What is the widest wheel tire combo with lowering springs . I dont mind cutting the fender lip. I found some nice rims at tire rack that look good on the view on car feature, but Im reluctant to get them because they might be to far set in from the fender. They are the ELBRUS 105's. They look killer in 18 inch. I know they are cheap and wont last long, but the factory wheels are killing me. What is the factory wheel offset ?

kustomizingkid
December 14th, 2009, 09:55 PM
Yes the Cobra pumpkin fits... XRLVIII has one from a 99 he would sell...

XLRVIII
December 14th, 2009, 10:01 PM
they changed to 31 spline in 03-04 the half shafts wont work.

the one i have is 28 spline and fits/came out of my 95 mark 8 in my sig file

XLRVIII
December 14th, 2009, 10:02 PM
XRLVIII has one from a 99 he would sell...

shipping is always the deal breaker.
it aint worth shipping this heavy mofo across country

cheaper to gather parts and build it locally than to worry about purchasing mine.

htrdlincoln98
December 14th, 2009, 10:04 PM
The cobra center will fit. I am running one howerver i believe the cobra shafts are 31 spline vs the mark's 28. The gears and center are the same but not the diff.
I think the stock wheels are 38 offset.

fordspeed
December 14th, 2009, 10:51 PM
Thanks for the info. There are a bunch of mustang shops around here , so it would be easier to get parts that fit this beast from mustangs rather than hunt for a supercoupe or an xr7 in a junk yard. Did any body check out those wheels? Has anybody ever put a set on a mark? Im thinking of doing 16 in front and 18 rear.

94m5
December 14th, 2009, 11:25 PM
The 03-04 center WILL work. You need the 03-04 cobra halfshafts to do it.

k9t8m
December 15th, 2009, 07:11 AM
The 03-04 center WILL work. You need the 03-04 cobra halfshafts to do it.

and the cobra hubs too correct?

94m5
December 15th, 2009, 07:58 AM
No.....


The Terminators are 28 spline on the outers from the factory. The VIII hubs will work.

k9t8m
December 15th, 2009, 08:50 AM
No.....


The Terminators are 28 spline on the outers from the factory. The VIII hubs will work.

Learn something new everyday.

XLRVIII
December 15th, 2009, 09:23 AM
+1
my day is complete

dcrews
December 15th, 2009, 10:07 AM
man i'd love to have that cobra center :) We don't have any reputable shops around here that could do a rear end..

How much shipped to 65802? :) (Never hurts to try, does it:P )

LaserSVT
December 15th, 2009, 10:38 AM
Learn something new everyday.

+2

XLRVIII
December 15th, 2009, 12:12 PM
man i'd love to have that cobra center :) We don't have any reputable shops around here that could do a rear end..

How much shipped to 65802? :) (Never hurts to try, does it:P )

If its 75lbs and fits in a 24X24X24 box it's 46.98 ups ground
102.02 for 3 day.

weight and dimensions are approximate...

I said before I'd sell it 600.00 plus shipping.
If shipping was 50 or less I'd sell it 600 shipped

keeping in mind that I really wasn't actively trying to sell it

phreakness
December 15th, 2009, 04:26 PM
No.....


The Terminators are 28 spline on the outers from the factory. The VIII hubs will work.

hmm that begs the question if cobra half-shafts will work? are the the right length? becuase if they do then I'll just get a cobra center section that will work with off the shelf aftermarket 03 - 04 cobra shafts and there are plenty of options out there (expensive as hell)

MarkVIII93
December 15th, 2009, 05:30 PM
You could go the cheaper/ more economical route and find a t-loc explorer irs carrier. They were 31 spline I beleive.

Staffamerica74
December 15th, 2009, 05:30 PM
They are a little shorter then ours but ive heard they work...

m_maker
December 15th, 2009, 05:31 PM
If its 75lbs and fits in a 24X24X24 box it's 46.98 ups ground
102.02 for 3 day.

weight and dimensions are approximate...

I said before I'd sell it 600.00 plus shipping.
If shipping was 50 or less I'd sell it 600 shipped

keeping in mind that I really wasn't actively trying to sell it

How many miles on this thing ? How many qtr passes ?

kustomizingkid
December 15th, 2009, 06:28 PM
How many miles on this thing ? How many qtr passes ?

A bunch and a bunch more :D

fordspeed
December 15th, 2009, 07:25 PM
What is the fastest any has gone on the 28 splines without breaking?

LaserSVT
December 15th, 2009, 07:38 PM
What is the fastest any has gone on the 28 splines without breaking?

Warp 6.7 Your question makes no sense. :rolleyes:

Marks have yet to break a half shaft running under 600 rwhp because the TC takes most of the impact. Hell my Cobra had 500 rwhp and was launched excessivly hard many times with no issue. Only reason to get a 31 is if the price was right while doing a rear end swap or if you are planning on making over 700 hp..... in which case you need close to 10K just for the engine.

94m5
December 16th, 2009, 01:27 AM
hmm that begs the question if cobra half-shafts will work? are the the right length? becuase if they do then I'll just get a cobra center section that will work with off the shelf aftermarket 03 - 04 cobra shafts and there are plenty of options out there (expensive as hell)
I bought a set of shafts from Cardone for 60 bucks per unit.

bryantaylor
December 16th, 2009, 02:46 AM
No.....


The Terminators are 28 spline on the outers from the factory. The VIII hubs will work.

so the terminator rear end and halfshafts will just drop it, that's good to know. :yourock:

slowmkviii
December 16th, 2009, 08:41 AM
Fyi the cobra went to 31 spline in 01 and
with shafts its a direct bolt in I should know
And I do

XLRVIII
December 16th, 2009, 08:57 AM
How many miles on this thing ? How many qtr passes ?


has been said many many times..

and most of your question is answered in my sig file.

Is it a NEW center section, NOPE
has it been in a car for a long time.. YUP.
has it made more passes than any 3 mark 8's combined... YUP.

is is a cheap steal of a deal.. NOPE.

AM "I" actively trying to sell it.. NOPE

It does work fine, no issues when ran in a stock mark 8.
it was set up by a ford tech, which means it's set up correctly.

would it hold up to supercharged use, probably would need a traklok kit before I would put it in a supercharged car, but for a stock or near stock mark 8 it will be fine.

I would have no reservations in putting that center section back into service...in a heart beat, nor would I have any reservations about someone else putting it in their car.

and like I said, I am not trying to whore this thing out, I'd actually prefer to keep it.

So I'm not accepting offers, it IS what it IS..
you can buy it, you can pass on it.. it matters not to me, not in the least.

XLRVIII
December 16th, 2009, 08:58 AM
What is the fastest any has gone on the 28 splines without breaking?

I went about 150MPH on my 28 splines...dunno what FAST has to do with anything.. but I did.

phreakness
December 16th, 2009, 08:59 AM
Fyi the cobra went to 31 spline in 01 and
with shafts its a direct bolt in I should know
And I do

I want to make 100% sure of what you guys are saying

So the stock OEM 2003 -2004 Ford Mustang Cobra Half shafts are a direct drop in to a Gen2 (Sorry I don't care about you Gen 1'ers LOL).

So there is no need for a Hub or rear end change.

Can we confirm this? because I have a set of 03 cobra shafts sitting in the garage right now but was always told they had the wrong spline and were the wrong size.

94m5
December 16th, 2009, 09:18 AM
Yes it will phreak.


BUT, I just realized something. The pinion flange is different. You will either need to swap the VIII flange to the cobra pumpkin or buy the terminator dravshaft flange. IF you buy a driveshaft flange, you will need a 1350/1330 conversion U-Joint.

XLRVIII
December 16th, 2009, 09:27 AM
removing the pinion flange might not be a big deal IF done carefully.

rule IS when you loosen the pinion nut, it's junk..and you should replace the crush sleeve as well.

BUT.. I did this on my SVO mustang when I broke the pinion flange.
Carefully loosened the pinion nut, once loosened do NOT move any of the internals...

swap the flange and put a new pinion nut on.

I didn't replace the pinion nut the first time and within 500 miles it started vibrating.

So I took the pinion nut and placed it sideways in a vice and gave it a good hard squeeze and it went back to being a "locking nut" again.

BUT I would suggest a new pinion nut... to be on the safe side.

kustomizingkid
December 16th, 2009, 02:56 PM
How did you break the pinion flange??

phreakness
December 16th, 2009, 03:59 PM
All I want to do is take the stock Mark VIII axles out and swap in my cobras ... Uggh. But then again I would need to go through the pile of parts that are piled up in the garage to find them. Dont know which one is more work.

slowmkviii
December 16th, 2009, 07:40 PM
if the inner splines are the 31 spline (01-04) you need a 31 spline side gears
if you have the shafts out of an earlier irs then they will go right in but the mark viii 28 spline half shafts are better than the 28 spline cobra ones

XLRVIII
December 17th, 2009, 09:51 AM
How did you break the pinion flange??

7K launches with sticky tires.
thought the 7.5 inch rear would break first, but it didnt


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