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Limited Slip source

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Old 03-10-2005 | 02:19 PM
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Default Limited Slip source

Hi, I am going to buy a LSD for my 951. What should I buy and who should I buy it from?
TIA
Steve
Old 03-10-2005 | 02:33 PM
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Paul Guard Transmission. He is a great guy and very knowlegeable. If he doesn't have 944 parts he will know a good source.

I see you are in Rowayton, that's where my Dad keeps our boat.

Cheers, James
Old 03-10-2005 | 02:36 PM
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I am hoping to buy a part and have my mechanic install it. Is is that simple?
Old 03-10-2005 | 02:55 PM
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Quaife

could this be an option?
anybody tried this?
Old 03-10-2005 | 02:58 PM
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Do you have the tranny cooler? If you do, and intend to keep after installing the LSD, you'll need to buy some extra parts. Like a factory LSD ring gear to drive the pump and 4 bolts to secure it. Quaife lists this info on their website

It is not a "simple" install. Precision and skill are needed to shim and set the diff up correctly.

Who is your mechanic? Have you talked with them about this?
Old 03-10-2005 | 04:01 PM
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Quaife's are torsen LSD's. ZF's are clutch type. What are your goals and uses for the car? If you intend to do AutoX, a torsen type is better. If this is for DE and racing, the ZF ones are much better since they lock under deacceleration and acceleration. This will give you much better control while trail braking.

Cheers, James
Old 03-11-2005 | 07:14 PM
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Wow, good stuff guys! I plan to DE the car and NHIS is twisty! I can travel with my own car all over New england for biz and grab a rental so if you know of a good place to drop it off and let them do their magic, let me know as I am all ears!
Steve
Old 03-11-2005 | 07:48 PM
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Livefree, Autobahn Performance in Peabody MA is pretty close and they are good. Paul Guard does make 944 diffs so I would recommend him. If you need his number let me know. He also advertizes in Pano.
Old 03-11-2005 | 09:41 PM
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Quaife for autox, clutch-style for track for the decel value which helps most in trail-braking. If it's casual track, the stock 40% lock is great, but if you're going dedicated track go for the 75% lock. Definitely check in with Guard. As soon as funds permit, I'm ordering a 40% setup.
Old 03-12-2005 | 01:27 AM
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Just had a LSd installed in the trany of the 87 for less then the Quaife (86) cost me before installation. It will be interesting to compare the two.

First impressions...the car has a lot more grip. Doesn't kick out on left hand turns under boost. The trany is very smooth, maybe partly due to the new CV joints.

Last edited by Bri Bro; 03-12-2005 at 02:10 AM.
Old 03-12-2005 | 09:05 AM
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This link has been very helpful!!!!!!!!!if you are a novice like me. I have been spoiled with a C4 on the track and I figure I am really going to be a spaz in a 951 without LSD.
http://auto.howstuffworks.com/differential7.htm



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