E36M3 #2535

Wednesday, August 21, 2002 09:41:56

This digest contains the following messages:

#1. Re: [E36M3] Boiling Diff Fluid? - from Jim Bassett
#2. Re: Z4 - from David
#3. Re: [E36M3] Boiling Diff Fluid? - from twisty M3
#4. RE: [E36M3] E46 brake bleeding - from Dames, Mark
#5. Re: Boiling Diff Fluid? - from Dan Snyder
#6. Re: Clear Shrink Tubing (was what kind of tape?) - from Neil Maller
#7. Re: [E36M3] Re: Z4 - from Robert Chay
#8. Re: suspension ??? - from ChuckBrazeau@aol.com
#9. Re: Harbor Freight lightweight jack failure - from Steve Lilley
#10. Check engine light help please - from john_stoj@excite.com

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#1. Re: [E36M3] Boiling Diff Fluid? - from Jim Bassett
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Date: Tue, 20 Aug 2002 12:44:23 -0700 From: Jim Bassett <jimbassett@attbi.com> Subject: Re: [E36M3] Boiling Diff Fluid? At 11:41 AM 8/20/02, twisty M3 wrote: >I was actually talking finned diff covers with someone on Sunday afternoon. >He said it may be a good idea, BUT that they can also be on more thing to >worry about when you driver over "things." Does the finned diff cover >have much less ground clearance than the stock unit? This is definitely a consideration. I asked Ben about his diff cover, and the RE one is 2.25" lower than the stock cover. Probably not to much of an issue on a stock or near-stock suspended M3. Once the race car is off of the lift, I'll need to measure it's clearance. 2.25" may be too low for my application, which means just changing the fluid more frequently. My 2cents, Jim Bassett

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#2. Re: Z4 - from David
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Date: Tue, 20 Aug 2002 14:44:24 -0500 From: David <tristar500@mac.com> Subject: Re: Z4 > It bugs me that advertisers > and magazines never show convertibles with the top up, (90% of the car's > life) That's because 90% of convertibles are ugly with the top up. One exception is the 88-89 RX-7 Convertible. Looked good top up and down and had a heated, glass rear window and the top was fully lined. Very nice.

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#3. Re: [E36M3] Boiling Diff Fluid? - from twisty M3
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Date: Tue, 20 Aug 2002 12:53:09 -0700 From: "twisty M3" <twistym3@hotmail.com> Subject: Re: [E36M3] Boiling Diff Fluid? >From: Jim Bassett <jimbassett@attbi.com> > >This is definitely a consideration. I asked Ben about his diff cover, and >the RE one is 2.25" lower than the stock cover. Probably not to much of an >issue on a stock or near-stock suspended M3. Once the race car is off of >the lift, I'll need to measure it's clearance. 2.25" may be too low for my >application, which means just changing the fluid more frequently. > Well, mine certainly isn't a race car, but it's also not exactly stock or near-stock ride height either. I seem to have plenty of things hitting my x-brace, so the idea of cracking open a diff cover doesn't sound too appealing. For now, I think I'll follow Jim's and Alex's advice and just be more aware of the fluid level, as well as changing it more than once every 12 months. That was about the 9th or 10th event on that same fluid, so I'm sure it's a bit "tired" of all the heat. Jonathan L. _________________________________________________________________ Join the world’s largest e-mail service with MSN Hotmail. http://www.hotmail.com

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#4. RE: [E36M3] E46 brake bleeding - from Dames, Mark
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Date: Tue, 20 Aug 2002 13:57:15 -0700 From: "Dames, Mark" <Mark.Dames@PDO.Co.Santa-Clara.CA.US> Subject: RE: [E36M3] E46 brake bleeding I was just informed that E46's can't be bled with just a standard pressure bleeder, that the car has to be hooked up to a bleeder computer that opens certain valves during the bleeding process. Any truth to this wives tale???? Mark. ************************************************************* List Commands UNSUBSCRIBE - (in subject line) unsubscribes you from the mailing list. DIR - sends a listing of files available in the list's GET directory. GET filename1.ext,filename2.ext - sends the requested file(s). To issue a command/request to the server: Send a message with the command you wish executed as the subject of the message to the email address e36m3@bmw-m.net. *************************************************************

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#5. Re: Boiling Diff Fluid? - from Dan Snyder
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Date: Tue, 20 Aug 2002 14:41:29 -0400 From: "Dan Snyder" <m3ltw@msn.com> Subject: Re: Boiling Diff Fluid? > From: alex.fadeev@verizon.com > Subject: Re: [E36M3] Boiling Diff Fluid? > > > "twisty M3" <twistym3@hotmail.com> wrote: > > > > I was actually talking finned diff covers with someone on Sunday > > afternoon. He said it may be a good idea, BUT that they can also > > be on more thing to worry about when you driver over "things." > > Does the finned diff cover have much less ground clearance than > > the stock unit? > > Jonathan, > Hell yes! > A friend cracked his M Coupe diff cover on track transitioning between the > oval to the road section of TWS. > Some fluid may escape through the weep hole IFF the diff had been > overfilled in the first place. Has the original poster tried checking the > diff fluid level after the 'boiling' incident? How low was it? > None of the local CR I know ever had any issues 'boiling' the diff fluid. > Does anyone know what PTG did for its diff covers? A few comments... PTG (after vaporizing the stock M3 diffs in under 40 minutes--metal, not the fluid!), switched to using the M5 housing (larger capacity), and a custom machined diff (the ring and pinion would wear out) with 75% lockup. They also ran with an external cooler with pump and fan (an oil cooler, I believe). This was back in 99, but they may have changed after that. TC had recommended at some point (to someone) running with one quart of Mobil 1 in the fluid to reduce temps. I can't verify that this works or that he said it. I run a quaife, which can actually can run hotter, but seems to tolerate it a little better... Dan Snyder

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#6. Re: Clear Shrink Tubing (was what kind of tape?) - from Neil Maller
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Date: Tue, 20 Aug 2002 17:27:15 -0500 From: Neil Maller <neil.maller@gte.net> Subject: Re: Clear Shrink Tubing (was what kind of tape?) on 8/19/02 3:31 PM, "Dorffer, Rich" <RDORFFER@CleIndians.com> wrote: > Speaking of electrical tape, has anyone here used clear shrink tubing to > protect (appearance and abrasion) there stainless steel lines? Yes I have - although it's black rather than clear. I liked the Earl's lines that are already sleeved, but I had some different ones I wanted to use. > I have heard of this and was wondering if anyone has done it, how it stood up > to time and use and where did you source the appropriate length tubing. You need high shrink ratio tubing in order to buy it large enough to pass over the end fittings and still shrink enough to wrap the hose nicely. It also needs to be reasonably flexible, and of course temperature resistant. Initially I thought 4:1 shrink ratio clear Teflon tubing would be best, because of its high 250C temperature rating, but that turned out to be a bad idea. Teflon also has to have an accurately controlled high temperature (exactly 327C) to shrink properly, and the only way to do this is in an industrial oven. My attempts to get by with a heat gun were hopelessly unsuccessful. I ended up choosing a Polyolefin heat shrink with 3:1 shrink ratio, 100C shrink temperature, and -55C to 135C operating temperature range. It's rated "very flexible," with good oil and solvent resistance. Colour is black only. Sounded about right to me. Installation with a heat gun went just fine. Linear shrinkage is minimal. This stuff has been on my car for a couple of years and is holding up fine. I bought it from Newark Electronics (www.newark.com). The brand name is Voltrex, which is one of Newark's house brands, so don't bother trying to find that particular one elsewhere. I chose a nominal 3/4" size (actual minimum ID 0.709") which will shrink to as small as 0.236". Newark P/N 84N606 gets you 12 lengths of 6" each for $14.85. Obviously you'll have to overlap them. P/N 66N9267 gets you 5 lengths of 4' each for $28.45 These you can cut to exact length. Neil 96 M3

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#7. Re: [E36M3] Re: Z4 - from Robert Chay
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Date: Tue, 20 Aug 2002 18:54:58 -0400 From: "Robert Chay" <rchay@mindspring.com> Subject: Re: [E36M3] Re: Z4 I don't know about you but I'd take an SL55 anyday :) -Bobby > ----- Original Message ----- > From: "David" <tristar500@mac.com> > > > > That's because 90% of convertibles are ugly with the top up. > > >

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#8. Re: suspension ??? - from ChuckBrazeau@aol.com
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Date: Tue, 20 Aug 2002 23:45:43 -0400 From: ChuckBrazeau@aol.com Subject: Re: suspension ??? This is exactly what i did when i replaced the RSM's a few months ago (original shocks)... just installed new Bilstein shocks on Saturday, and installation was a breeeeeeeze. ;-) http://www.brazeauracing.com/shockmounts.htm ChuckBrazeau.com 95 ///M3 - Violet/Black (sorry if this is late, i'm on digest mode) -----Original Message----- > Date: Tue, 20 Aug 2002 08:43:06 -0700 > From: "Burgess, Kim L" <kim.l.burgess@boeing.com> > Subject: re: suspension ??? > > RS RSM set-up Z3-to-E36 reinforcement plate with studs and an E46 RSM. > The modified reinforcement lets you change them out from below. > > <snip> > > Kim L Burgess > - no affiliations -

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#9. Re: Harbor Freight lightweight jack failure - from Steve Lilley
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Date: Wed, 21 Aug 2002 07:53:01 -0400 From: Steve Lilley <m3steve@earthlink.net> Subject: Re: Harbor Freight lightweight jack failure I just received my $189 jack yesterday. I'm pretty sure problems like the one described below can be avoided with only a couple dollars worth of material... Since the vertical fingers are slightly higher than the rubber pad, they carry all the weight when jacking a flat area of the car. In order to avoid this, I remove the rubber pad entirely and replace it with a 3/8" or 1/2" thick piece of wood cut into a circle. (I'm not sure what kind of wood it is, but it's really hard. Maybe oak or cherry?) Now the lifting load is always carried by the center of the jack pad, not the fingers on the edge. All the fingers do now is keep the wood circle in place. > I wondered how long these things would last. Ours is less than > 2 weeks old. Part of the weight of the car was resting on one of > the four vertical "fingers" surrounding the rubber pad. The > finger broke clear off taking about 20% of the circular aluminum > pad with it.. > > Be careful everyone, and check the jacks frequently. Regards, Steve

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#10. Check engine light help please - from john_stoj@excite.com
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Date: Wed, 21 Aug 2002 10:32:23 -0400 (EDT) From: "john_stoj@excite.com" <john_stoj@excite.com> Subject: Check engine light help please Hi All, Well, I got the old check engine light on. According to the trusty diagnostic tool, the fault code was f6 - secondary airflow insufficient, cylinders 4-6. Anyone have any idea what that means? TIA, John S. ------------------------------------------------ Join Excite! - http://www.excite.com The most personalized portal on the Web!

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