E36M3 #4480

Monday, September 19, 2005 19:15:04

This digest contains the following messages:

#1. Re: [E36M3] Power Steering Problem - from Bill Steele
#2. WTB: Schroth Quick Fit Harnesses - from Ty Vilhauer
#3. Re: Power Steering Problem - from Som Naderi
#4. Re: [E36M3] Front wheel shake under braking??? - from Kent L. Shephard
#5. RE: [E36M3] Front wheel shake under braking??? - from Patrick Goss - PA
#6. Re: [E36M3] Front wheel shake under braking??? - from Jim Bassett
#7. Re: [E36M3] Front wheel shake under braking??? - from Kent L. Shephard
#8. RE: [E36M3] Front wheel shake under braking??? - from Kent L. Shephard
#9. Re: [E36M3] Front wheel shake under braking??? - from Jim Bassett
#10. Re: [E36M3] Front wheel shake under braking??? - from Raza Uddin

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#1. Re: [E36M3] Power Steering Problem - from Bill Steele
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Date: Sun, 18 Sep 2005 15:59:08 -0700 (PDT) From: Bill Steele <autoxcrazy@yahoo.com> Subject: Re: [E36M3] Power Steering Problem I think I'll do as you suggest and get jthe hose replaced. I like the idea of making it a little longer. I guess it would just be a matter of time (6yrs in my case) before an OEM part would wear out like this again. I wonder why BMW didn't design the hose to be a little longer? Do you think this failure is an indication of wear somewhere else? Maybe the motor mounts? Bill Jay Hudson <jwhud@budget.net> wrote: The "trombone" and hose assy from BMW are fairly expensive. IIRC, ~$80. You can take the one you have to a hose repair place and have a new hose installed on the trombone for under $20. There's a restrictor valve in the old hose that must be moved to the new hose at the time they replace it. Also, ask them to make it about an inch longer. The reason the hose breaks at the connection is because of flex when the motor moves. Especially bad if you track the car. Fairly common problem with our cars. Jay ----- Original Message ----- From: "Bill Steele" To: "E36M3" Sent: Saturday, September 17, 2005 8:04 PM Subject: [E36M3] Power Steering Problem > Date: Sat, 17 Sep 2005 20:02:20 -0700 (PDT) > From: Bill Steele > Subject: Power Steering Problem > > > I found the source of the leak in my power steering. The hose the comes down from the reservoir and is crimped onto the steering rack. The hose was leaking at the crimped end and came completely loose with minimal pulling. Any suggestions on a course of action from this point? Is this hose repairable? Can I purchase the hose and the tubing assembly that is attached to the rack -- w/o getting a new rack? Any advise is much appreciated! > > > > Bill Steele > > '99 M3 --------------------------------- Yahoo! for Good Click here to donate to the Hurricane Katrina relief effort.

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#2. WTB: Schroth Quick Fit Harnesses - from Ty Vilhauer
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Date: Mon, 19 Sep 2005 07:56:43 -0700 From: "Ty Vilhauer" <quest@pacifier.com> Subject: WTB: Schroth Quick Fit Harnesses Someone must have a set they aren't using :-)

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#3. Re: Power Steering Problem - from Som Naderi
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Date: Mon, 19 Sep 2005 09:44:21 -0800 From: "Som Naderi" <som@dimensionracing.com> Subject: Re: Power Steering Problem Bill, This is all from memory (about a year and a half ago), so the numbers might be off, but the procedure should be the same. I wouldn't buy the BMW hose and crimp for this... unless BMW sells a longer hose for this now, my understanding has been that the original hose was too short and the stress on the crimp eventually caused the hose to bust. Also, from what I remember, they don't sell the hose individually -- you'd have to buy the trombone, too. This problem was a $10 fix for me. - Pull the hose off (the reservoir side should be easy, removing the factory crimp might take a little prying, but no big deal) - There should be a clamp in the middle of the hose that holds a restrictor piece inside the hose in place -- open the clamp, slide the restrictor piece out and hold on to it - 4 hose clamps (I used the worm-drive clamps... about 1/4" wide for about a 3/4" diameter hose) - Measure the length of the old hose and add about 1.5". I read someone said they added 4". If you make it the same length, you could possibly have the same problem again, if you make it too long it might rub against the suspension. 1.5" should be good enough. - Go to your local auto shop/hydraulics shop and buy a new hose at the new length. Here comes the main part I don't remember, so someone else might want to help me out here. A) I remember the hose having an inner diameter of about 1/2". B) I remember this being a low-pressure hose. I seem to remember getting a 250 psi hose, which was overkill. I haven't had any problems and the cost difference wasn't significant with getting a higher pressure hose. - Slide the restrictor into the new hose and use a clamp to hold it in place. - Slide one end of the hose onto the reservoir, use another clamp. - Slide the other end of the hose onto the trombone. The trombone should have two "bumps" at the tip. One is about an inch from the tip for holding the factory crimp in place (basically stops the hose from sliding too far onto the trombone), and the other is the flange at the tip. Slide the hose over the flange all the way to the second "bump". The last 2 hose clamps should fit snugly side-by-side between the "bump" and the flange. I put the hose clamps on so the screws of the clamps were 180 degrees off from each other -- but so that the screws themselves were facing the same direction (for easy removal if needed). A single, wider hose clamp would probably work fine, too... but the auto shop I was at had a pack of 4, and it worked. :) Hope that wasn't too vague... and I hope it helps. - Som >I found the source of the leak in my power steering. The hose the comes >down from the reservoir and is crimped onto the steering rack. The hose >was leaking at the crimped end and came completely loose with minimal >pulling. Any suggestions on a course of action from this point? Is this >hose repairable? Can I purchase the hose and the tubing assembly that is >attached to the rack -- w/o getting a new rack? Any advise is much >appreciated! > >Bill Steele > >'99 M3

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#4. Re: [E36M3] Front wheel shake under braking??? - from Kent L. Shephard
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Date: Mon, 19 Sep 2005 12:17:36 -0700 (PDT) From: "Kent L. Shephard" <kents@kls-consulting.com> Subject: Re: [E36M3] Front wheel shake under braking??? Hi, Car never tracked. Cross drilled rotors and I forget the pad type. Bought at the same time. I don't think the rotors are warped. Never had this problem with the same setup on my e30 M3. Kent > Date: Mon, 19 Sep 2005 10:24:11 -0400 > From: Mo Karamat <karamatm@optonline.net> > Subject: Front wheel shake under braking??? > > Kent, > > Did you recently use track pads with the same rotors? Perhaps there is > some material that was transferred to the rotors? You could try some hard > stops from that speed to clean off the rotors... > > Mo > > > ------------- > Date: Fri, 16 Sep 2005 11:26:29 -0700 (PDT) > From: "Kent L. Shephard" <kents@kls-consulting.com> > Subject: Front wheel shake under braking??? > > Hi, > > I'm getting the shakes under moderate to hard braking at 60MPH and above. > Nothing when going slower. The suspension is good (less than a year old). > I don't think the wheel bearings are completely shot because I don't get > groaning under cornering. I do think the runout might be excessive and > causing the problem though. THe car has 97K miles and I'm sure these are > the bearings that came on the car. > > Also how bad a job to do the front bearings? Bear in mind that I can do > a pretty good job with a wrench. > > Kent > > > > > ************************************************* > Please help support the E36M3 list by visiting our sponsors: > > Bimmerworld http://www.bimmerworld.com > Turner Motorsport http://www.turnermotorsport.com > Eurosport High Performance http://www.eurosporthighperformance.com > Rogue Engineering http://www.rogueengineering.com > Treehouse Racing http://www.treehouseracing.com > Elephant Motorsports Inc. http://www.elephantmotorsports.com > > DIGEST INFORMATION: > http://www.bmw-m.net/resources/digest_info.htm > ************************************************* > > >

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#5. RE: [E36M3] Front wheel shake under braking??? - from Patrick Goss - PA
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Date: Mon, 19 Sep 2005 14:35:40 -0500 From: "Patrick Goss - PA" <Patrick_Goss@GMACM.COM> Subject: RE: [E36M3] Front wheel shake under braking??? Not sure if this is your problem, but on a previous car where I was running porterfields and brembo cross-drilled, the actual drilled holes would plug up with pad deposits and rust. I took a wire bristed, coffee straw size brush and cleaned them out. Problem solved for me at least. You wouldn't believe the pile of dust on the ground when finished.... Patrick Goss 97 M3/4 -----Original Message----- From: Kent L. Shephard [mailto:kents@kls-consulting.com] Sent: Monday, September 19, 2005 3:25 PM To: E36M3 Subject: Re: [E36M3] Front wheel shake under braking??? Date: Mon, 19 Sep 2005 12:17:36 -0700 (PDT) From: "Kent L. Shephard" <kents@kls-consulting.com> Subject: Re: [E36M3] Front wheel shake under braking??? Hi, Car never tracked. Cross drilled rotors and I forget the pad type. Bought at the same time. I don't think the rotors are warped. Never had this problem with the same setup on my e30 M3. Kent > Date: Mon, 19 Sep 2005 10:24:11 -0400 > From: Mo Karamat <karamatm@optonline.net> > Subject: Front wheel shake under braking??? > > Kent, > > Did you recently use track pads with the same rotors? Perhaps there is > some material that was transferred to the rotors? You could try some hard > stops from that speed to clean off the rotors... > > Mo > > > ------------- > Date: Fri, 16 Sep 2005 11:26:29 -0700 (PDT) > From: "Kent L. Shephard" <kents@kls-consulting.com> > Subject: Front wheel shake under braking??? > > Hi, > > I'm getting the shakes under moderate to hard braking at 60MPH and above. > Nothing when going slower. The suspension is good (less than a year old). > I don't think the wheel bearings are completely shot because I don't get > groaning under cornering. I do think the runout might be excessive and > causing the problem though. THe car has 97K miles and I'm sure these are > the bearings that came on the car. > > Also how bad a job to do the front bearings? Bear in mind that I can do > a pretty good job with a wrench. > > Kent > > > > > ************************************************* > Please help support the E36M3 list by visiting our sponsors: > > Bimmerworld http://www.bimmerworld.com > Turner Motorsport http://www.turnermotorsport.com > Eurosport High Performance http://www.eurosporthighperformance.com > Rogue Engineering http://www.rogueengineering.com > Treehouse Racing http://www.treehouseracing.com > Elephant Motorsports Inc. http://www.elephantmotorsports.com > > DIGEST INFORMATION: > http://www.bmw-m.net/resources/digest_info.htm > ************************************************* > > > ************************************************* Please help support the E36M3 list by visiting our sponsors: Bimmerworld http://www.bimmerworld.com Turner Motorsport http://www.turnermotorsport.com Eurosport High Performance http://www.eurosporthighperformance.com Rogue Engineering http://www.rogueengineering.com Treehouse Racing http://www.treehouseracing.com Elephant Motorsports Inc. http://www.elephantmotorsports.com DIGEST INFORMATION: http://www.bmw-m.net/resources/digest_info.htm *************************************************

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#6. Re: [E36M3] Front wheel shake under braking??? - from Jim Bassett
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Date: Mon, 19 Sep 2005 12:39:15 -0700 (PDT) From: "Jim Bassett" <jim@jimbassett.com> Subject: Re: [E36M3] Front wheel shake under braking??? On Mon, September 19, 2005 12:24 pm, Kent L. Shephard said: > Car never tracked. > Cross drilled rotors Try a set of plain, undrilled rotors? Jim Bassett

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#7. Re: [E36M3] Front wheel shake under braking??? - from Kent L. Shephard
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Date: Mon, 19 Sep 2005 16:43:29 -0700 (PDT) From: "Kent L. Shephard" <kents@kls-consulting.com> Subject: Re: [E36M3] Front wheel shake under braking??? Hi, Never tracked, doesn't mean never a car control class. It also doesn't mean no AutoX. It doesn't mean never driven agressively. Just never "tracked". I don't consider any of the above a tracked car. Plain, undrilled rotor! What are those? Kent > On Mon, September 19, 2005 12:24 pm, Kent L. Shephard said: >> Car never tracked. >> Cross drilled rotors > > Try a set of plain, undrilled rotors? > > Jim Bassett > >

Reply to: Kent L. Shephard

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#8. RE: [E36M3] Front wheel shake under braking??? - from Kent L. Shephard
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Date: Mon, 19 Sep 2005 16:44:42 -0700 (PDT) From: "Kent L. Shephard" <kents@kls-consulting.com> Subject: RE: [E36M3] Front wheel shake under braking??? Can't hurt. Kent > Not sure if this is your problem, but on a previous car where I was > running porterfields and brembo cross-drilled, the actual drilled holes > would plug up with pad deposits and rust. I took a wire bristed, coffee > straw size brush and cleaned them out. Problem solved for me at least. > You wouldn't believe the pile of dust on the ground when finished.... > > Patrick Goss > 97 M3/4 > > -----Original Message----- > From: Kent L. Shephard [mailto:kents@kls-consulting.com] > Sent: Monday, September 19, 2005 3:25 PM > To: E36M3 > Subject: Re: [E36M3] Front wheel shake under braking??? > > Date: Mon, 19 Sep 2005 12:17:36 -0700 (PDT) > From: "Kent L. Shephard" <kents@kls-consulting.com> > Subject: Re: [E36M3] Front wheel shake under braking??? > > Hi, > > Car never tracked. > Cross drilled rotors and I forget the pad type. > Bought at the same time. > I don't think the rotors are warped. > Never had this problem with the same setup > on my e30 M3. > > Kent > > >> Date: Mon, 19 Sep 2005 10:24:11 -0400 >> From: Mo Karamat <karamatm@optonline.net> >> Subject: Front wheel shake under braking??? >> >> Kent, >> >> Did you recently use track pads with the same rotors? Perhaps > there is >> some material that was transferred to the rotors? You could try some > hard >> stops from that speed to clean off the rotors... >> >> Mo >> >> >> ------------- >> Date: Fri, 16 Sep 2005 11:26:29 -0700 (PDT) >> From: "Kent L. Shephard" <kents@kls-consulting.com> >> Subject: Front wheel shake under braking??? >> >> Hi, >> >> I'm getting the shakes under moderate to hard braking at 60MPH and > above. >> Nothing when going slower. The suspension is good (less than a year > old). >> I don't think the wheel bearings are completely shot because I don't > get >> groaning under cornering. I do think the runout might be excessive and >> causing the problem though. THe car has 97K miles and I'm sure these > are >> the bearings that came on the car. >> >> Also how bad a job to do the front bearings? Bear in mind that I can > do >> a pretty good job with a wrench. >> >> Kent >> >> >> >> >> ************************************************* >> Please help support the E36M3 list by visiting our sponsors: >> >> Bimmerworld http://www.bimmerworld.com >> Turner Motorsport http://www.turnermotorsport.com >> Eurosport High Performance http://www.eurosporthighperformance.com >> Rogue Engineering http://www.rogueengineering.com >> Treehouse Racing http://www.treehouseracing.com >> Elephant Motorsports Inc. http://www.elephantmotorsports.com >> >> DIGEST INFORMATION: >> http://www.bmw-m.net/resources/digest_info.htm >> ************************************************* >> >> >> > > > > > ************************************************* > Please help support the E36M3 list by visiting our sponsors: > > Bimmerworld http://www.bimmerworld.com > Turner Motorsport http://www.turnermotorsport.com > Eurosport High Performance http://www.eurosporthighperformance.com > Rogue Engineering http://www.rogueengineering.com > Treehouse Racing http://www.treehouseracing.com > Elephant Motorsports Inc. http://www.elephantmotorsports.com > > DIGEST INFORMATION: > http://www.bmw-m.net/resources/digest_info.htm > ************************************************* > >

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#9. Re: [E36M3] Front wheel shake under braking??? - from Jim Bassett
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Date: Mon, 19 Sep 2005 16:53:19 -0700 (PDT) From: "Jim Bassett" <jim@jimbassett.com> Subject: Re: [E36M3] Front wheel shake under braking??? On Mon, September 19, 2005 4:43 pm, Kent L. Shephard said: > Never tracked, doesn't mean never a car control class. > It also doesn't mean no AutoX. > It doesn't mean never driven agressively. > > Just never "tracked". > > I don't consider any of the above a tracked car. Whoa, easy. I wasn't attacking your "never tracked" comment. > Plain, undrilled rotor! What are those? Sarcasm, I assume. Having run drilled rotors on two different cars, I've experienced a vibration with them, which I didn't experience with a plain, undrilled rotor. Not necessarily "proof", but it was something to try. Or not. Whatever. Cheers, Jim Bassett

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#10. Re: [E36M3] Front wheel shake under braking??? - from Raza Uddin
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Date: Mon, 19 Sep 2005 17:05:22 -0700 From: Raza Uddin <raza.uddin@gmail.com> Subject: Re: [E36M3] Front wheel shake under braking??? > > On Mon, September 19, 2005 4:43 pm, Kent L. Shephard said: > > Never tracked, doesn't mean never a car control class. > > It also doesn't mean no AutoX. > > It doesn't mean never driven agressively. > Bar getting into the drilled vs. blank rotor controversy, I personally prefer blanks (with slots) to cross drilled rotors. The shake might be caused by uneven pad deposition on the rotors, if everything else checks out. A common cure to this problem is to be a set of aggressive track pads and use them for a few hundred miles to effectively resurface the rotors. I think Jim's suggestion of buying a new set of Brembo blanks is a very sensible idea. Rotors are considered consumables and they are cheap, and will probably be the cure to your problem. Drive Safely, Raza

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