S2000 Under The Hood S2000 Technical and Mechanical discussions.

Killed Diffential!

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Old Mar 28, 2008 | 11:32 PM
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Default Killed Diffential!


I have killed my diff at a track day.

I'm planning to get a Comptech reinforced housing and a aftermarket final drive.

my cusco lsd seems to be ok..

Does comptech sell the whole housing with reinforced parts?

As you can see in the second photo, a piece broke off and I think i need to change the whole housing.

What are your opinions? I'm not planning to buy a second hand stock diff to replace as I will most likely break it again.
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Old Mar 29, 2008 | 01:29 AM
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This allready was an aftermarket set.
Pinion : ring = 9 : 43 > makes it a 4.77 (most likely Kia final drive)
Do you know who installed them?

dwedge Posted on Mar 29 2008, 09:32 AM
I have killed my diff at a track day.
What oil did you use?

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Old Mar 29, 2008 | 02:48 AM
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Yes It is an aftermarket pinion / ring and the diff also had an aftermarket cusco lsd.

They were installed professionally and were great till i downshifted and over revved my car... i was accelerating hard 2nd -> 3rd -> then 2nd again instead of 4th gear lol.

I used Motul 90PA for diff oil
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Old Mar 29, 2008 | 04:37 AM
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wow ur lucky u didnt float ur valves.
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Old Mar 29, 2008 | 04:44 AM
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Good luck with getting Comptech parts. I've heard some stories about the wait time with them since they went out of business and then tried to restart under new management.

You might reach out to Puddydad about a reinforced housing.

https://www.s2ki.com/forums/index.php?showtopic=558914
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Old Mar 29, 2008 | 06:51 AM
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Originally Posted by negcamber,Mar 29 2008, 04:44 AM
Good luck with getting Comptech parts. I've heard some stories about the wait time with them since they went out of business and then tried to restart under new management.

You might reach out to Puddydad about a reinforced housing.

https://www.s2ki.com/forums/index.php?showtopic=558914
thats exactly my thought.
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Old Mar 29, 2008 | 06:56 AM
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Originally Posted by sharkbite,Mar 29 2008, 06:37 AM
wow ur lucky u didnt float ur valves.
i did ...GL with watever u do man
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Old Mar 29, 2008 | 11:12 AM
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yikes! GL
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Old Mar 29, 2008 | 10:34 PM
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Originally Posted by negcamber,Mar 29 2008, 04:44 AM
Good luck with getting Comptech parts. I've heard some stories about the wait time with them since they went out of business and then tried to restart under new management.

You might reach out to Puddydad about a reinforced housing.

https://www.s2ki.com/forums/index.php?showtopic=558914
wow I didn't know about puddydad

I've just sent him a pm about a housing.. if he's able to help me out.

Only problem, I live on the otherside of the world..
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Old Mar 30, 2008 | 06:04 AM
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dwedge Posted on Mar 29 2008, 12:48 PM
[QUOTE]........
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