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Registered
Join Date: Feb 2002
Location: Canada
Posts: 95
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raising the rear of a 911
Good day and happy New Year to all!
Here is my New Year's resolution... I have to raise my car! I know what you are thinking; who does that! I have just moved to Saskatchewan and it looks like the government here has not been puting much money into its roads so in order to protect my car I need to bring my car back up. I previously lowered the front my self so I know how to work on it but I paid someone to lower the rear. This time around I would like to do it myself. I have looked for articles on this sight but I was only able to find informaiton for the front. Does anyone know where I can find information for raising the back of the car. The car is a 1973 911S and I just want to raise it about 1/2" to 3/4". NMCM |
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Registered
Join Date: Aug 2001
Location: Ontario, Canada
Posts: 2,450
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Hello. The rear is much more diffivult than the front. From what I know, you have to pretty much take everything back there apart. Then you have to put it all back together evenly on both sides, and get an alignment.
Tell you what, I've got a '70T thats too high in the back. Let's work out something, ok? ![]() You may want to purchase Wayne's book and others out there. Reg
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1970 911 t (sold) 1985 MR2 (sold) 2011 GT 5.0 2007 CRV |
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Registered
Join Date: Apr 2002
Location: Santa Clara, CA
Posts: 5,668
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You need to pull off the spring plates, then re-index them on their splines. The trick is determining how many splines to move.
Each end of the tbar has a different number of splines, so by rotating both ends concurrently in opposite directions, you can achieve an adjustment that is finer than a single spline change. Thom fitzpatrick has a calculator on his web site that you may find helpfull for determining the required adjustment. I recommend that you take this opportunity to upgrade to later adjustable style spring plates. You can get the factory ones from a '76 or later car, or the sway-a-way aftermarket ones. Either choice will make adjustment much, much easier.
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Chuck Moreland - elephantracing.com - vonnen.com |
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Kantry Member
Join Date: Feb 2001
Location: N.S. Can
Posts: 6,965
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nmcm
Its not really that hard. Nova Scotia roads are about the same. I raised the rear of my '69 the first winter I had it. Be patient, hold your mouth right. It'll come. Les
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Best Les My train of thought has been replaced by a bumper car. |
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Registered
Join Date: Feb 2002
Location: Canada
Posts: 95
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OK, that's probably why I paid someone to do it last time. That said I still want to give it a shot myself. Chuck, what is Thom fitzpatrick web site? Does anyone know of an online site I can use to talk me through the process? I hate to say it but what is the name of Wayne's book and where do I get one? The car is driving so well I hate to mess with it but I really need just a 1/2 inch more height. There are no other ways of tweeking the height?
NMCM |
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Registered
Join Date: Oct 2003
Posts: 3,019
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-http://www.vintagebus.com/
-'101 Projects For Your Porsche 911' (or something close to that) As far as I know the only other option would be to go larger diameter tires. But that has other problems. Unless you got lucky & find your car already has adjustable springplates (previous owner) |
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It'll be legen-waitforit
Join Date: Jan 2002
Location: Calgary, Canada
Posts: 7,034
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nmcm,
You may also want to post this in the Canada forum, as some of the Sask. people may be able to give you a hand.
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Bob James 06 Cayman S - Money Penny 18 Macan GTS Gone: 79 911SC, 83 944, 05 Cayenne Turbo, 10 Panamera Turbo |
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Join Date: Apr 2002
Location: Santa Clara, CA
Posts: 5,668
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Quote:
Click the link for "porsche 911" Then click the link for "Spring Plate Angle Calculator" Damn frames!
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Chuck Moreland - elephantracing.com - vonnen.com |
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Registered
Join Date: Dec 2003
Location: Moses Lake, WA
Posts: 892
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Any opinions on the difference between factory and aftermarket adjustable spring plates? Factory take-offs are much cheaper.
Thanks, Matt
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'73 911 Targa / 2.7 RS spec |
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Join Date: Aug 2002
Location: Galivants Ferry, SC
Posts: 10,550
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Factory are perceived to be of better quality..and if in good shape..can retain the OEM rubber bushings ( or can opt for Neatrix or Chuck's poly-bronze).
If you go with the Weltmeister..the screw adjustment is supposedly easier to work, but you're stuck using plastic bushings, I believe, although this may change ( Chuck Mooreland...did you say you'll be making poly bronze for these too, soon?). ---Wil Ferch
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Wil Ferch 85 Carrera ( gone, but not forgotten ) |
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Join Date: Dec 2003
Location: Moses Lake, WA
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Thanks, I was leaning toward the factory plates, so the info is welcome. What years will fit my '73?
Matt
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'73 911 Targa / 2.7 RS spec |
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Too big to fail
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"You go to the track with the Porsche you have, not the Porsche you wish you had." '03 E46 M3 '57 356A Various VWs |
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Registered
Join Date: Feb 2002
Location: Canada
Posts: 95
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Stealthn, what Canada forum are you talking about?
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Join Date: Aug 2003
Posts: 51
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Quote:
DCN from CDA 1988 911 Coupe |
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Registered
Join Date: Aug 2001
Location: Ontario, Canada
Posts: 2,450
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The Canada Forum is located under Europe and just slightly above New Zealand and Australia.
Reg
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1970 911 t (sold) 1985 MR2 (sold) 2011 GT 5.0 2007 CRV Last edited by Reg; 01-07-2004 at 07:08 PM.. |
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Too big to fail
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Quote:
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"You go to the track with the Porsche you have, not the Porsche you wish you had." '03 E46 M3 '57 356A Various VWs |
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Registered
Join Date: Aug 2001
Location: Ontario, Canada
Posts: 2,450
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hehehe...
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1970 911 t (sold) 1985 MR2 (sold) 2011 GT 5.0 2007 CRV |
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Join Date: Dec 2003
Location: Moses Lake, WA
Posts: 892
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Huh?
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'73 911 Targa / 2.7 RS spec |
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It'll be legen-waitforit
Join Date: Jan 2002
Location: Calgary, Canada
Posts: 7,034
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Bob James 06 Cayman S - Money Penny 18 Macan GTS Gone: 79 911SC, 83 944, 05 Cayenne Turbo, 10 Panamera Turbo |
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