E36M3 #2552

Tuesday, August 27, 2002 10:24:44

This digest contains the following messages:

#1. Re: Rubbing issues with 245/40R17 S03s?? - from The Buch
#2. Re: 18" Racing Slicks? - from Scott Smith
#3. Slicks vs. DOT tires - from James Clay
#4. Euro HFM and 540i HFM - from Charles R
#5. RE: [E36M3] Euro HFM and 540i HFM - from Justin P.
#6. RE: [E36M3] Euro HFM and 540i HFM - from Jeremy Warfield
#7. Limerock Park - from Pilewan23@aol.com
#8. toyos - from Jay G
#9. Re: [E36M3] Re: 18" Racing Slicks? - from John Van Houten
#10. Re: [E36M3] Re: 18" Racing Slicks? - from twisty M3

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#1. Re: Rubbing issues with 245/40R17 S03s?? - from The Buch
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Date: Sun, 25 Aug 2002 16:10:25 -0700 From: The Buch <the_buch@telus.net> Subject: Re: Rubbing issues with 245/40R17 S03s?? Mike ... my personal view is that the Bridgestones were noticeably more squirmy in a straight line when the road was slightly uneven, and simply did not offer the same amount of consistent feel and feedback as the Michelins in the corners ... definitely going to buy the Pilot Sports again unless something else is on the recommended list within the next couple of years .... Doug Michael Stembera wrote: > Could you or someone shed more light on the differences between the > Pilots and the SO3s? > Why are the SO3's not nearly as good? > > Thanks! > Mike > > ---------------------------------------------- > Date: Tue, 20 Aug 2002 20:20:16 -0700 > From: The Buch <the_buch@telus.net> > Subject: RE: Rubbing issues with 245/40R17 S03s?? > > I have 245/40 17 SO3s on the back of my '99 with the stock 10-spokes and > a TCK Streetline suspension (H&R OEs and Koni SAs) ... no rubbing that I > am aware of, and no comments from any mechanics suggesting the > possibility ... it might be close though, because when I first put the > new tires on there was a definite burning rubber smell from the rears > when I pulled into the garage for the first month ... PS > wouldn't buy > these tires again - not nearly as good as the original Pilots!! > > Regards, Doug

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#2. Re: 18" Racing Slicks? - from Scott Smith
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Date: Mon, 26 Aug 2002 16:33:25 -0700 From: Scott Smith <scott@gelatinous.com> Subject: Re: 18" Racing Slicks? > > You might not be interested as they're 235s, but trust me...even > that > > narrow, and used will be on the order of seconds faster than a new > Hoosier > > 275. Even the harder compounds. > > Very true. My question is, why would he want them. If he is club > racing, slicks are only allowed in Modified classes with a full fire > suppression system. If you out there competing against the Pierre's, > Larry Wrights and Al Z's of the world, then by all means. But > otherwise, Hoosiers are up right up there with the Pilot Cups and GSCS > (not avail in 18")and are readily available from Tire Rack for ~1/2 > the price. because Hoosiers aren't half the price, and they suck after 5 laps, and they last about as long as slicks (2-3 weekends). Sure the 235/645/18 is $400 per tire. But that's because it's the Ferrari Challenge size. Go UP one size, to 245/645/18, and it's $252/tire, about the same as a Hoosier. Once you run slicks, you can never go back. Scott #32 '97 Euro M3, BM

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#3. Slicks vs. DOT tires - from James Clay
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Date: Mon, 26 Aug 2002 19:44:05 -0400 From: "James Clay" <james@bimmerworld.com> Subject: Slicks vs. DOT tires No more used slicks... Sad news for the track world, but there were liability issues with selling them. A lot of guys (I can count the number running slicks in E36 M3s on one hand so a lot means more than one) are buying Dunlops from Sasco. Otherwise, Bob Woodman is good. Now, since used slicks are basically gone, I would never run them unless trying to win a BM race. I got to play with a new set last weekend while setting up a customer's car. I was slightly faster on them than with a set of Hoosiers without question, but I didn't think they were as fun to drive on. I have driven every DOT-R tire out and NONE of them come close to giving as little feedback as the slicks - you have to keep a tight tab on your corner speed and your movements, exceed them by much and you lose it )nothing like spinning someone else's car at 100...). The slicks don't get greasy as fast as Hoosiers, which is the main advantage I think. Toyos are my absolute favorite tire. Not the fastest all the time, but great tire. They last VERY well, are only about 1 sec off a good Hoosier, but faster after the Hoosier overheats in endurance races. 235/40-17 fits on the M3, I think 255 would fit with a tight roll. 225/40 is the only 18" size that would work, but if you don't have slicks, no real need for the 18s. Stoptech brakes (among others) fit under a 17". James ------------------------------------------------------------------ James Clay http://www.bimmerworld.com Engineered BMW Performance World Challenge / SCCA / BMWCCA Racecar Rental Genuine and OEM BMW Parts (540) 639-9648 ------------------------------------------------------------------ Please inquire about our new line of performance street, track, and full race clutch/flywheel systems.

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#4. Euro HFM and 540i HFM - from Charles R
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Date: Mon, 26 Aug 2002 20:41:47 -0400 From: "Charles R" <Chasliv@directvinternet.com> Subject: Euro HFM and 540i HFM Hi All, I would like to install the larger HFM on my '95 7/95 build date M3. I hear that there are differences between the Euro and the 540i HFM. Can any one explain the differences and how power is affected. In addition, I may add street cams at a later date. Do I need larger injectors for the HFM or do I need it when I get the cams. Thanks, Chas

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#5. RE: [E36M3] Euro HFM and 540i HFM - from Justin P.
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Date: Mon, 26 Aug 2002 18:08:41 -0700 From: "Justin P." <jpaek421@attbi.com> Subject: RE: [E36M3] Euro HFM and 540i HFM Charles, The 540i/740i HFM and the Euro HFM are essentially the same part and will give you the same power gains. The only difference lies in the mounting tabs; the Euro Airbox directly attaches to the mounting tabs on the Euro HFM. However, going with a used 540i/740i HFM would be more cost effective if you're planning on using a CAI as the mounts, in this case, does not matter. Many say the stock 17lb injectors are under max load at high RPM with the Euro HFM/Intake combo. I suggest upgrading your injectors when you get the cams as well as a new chip for the intake/euro HFM/cam combo. -Justin Paek -----Original Message----- From: Charles R [mailto:Chasliv@directvinternet.com] Sent: Monday, August 26, 2002 5:44 PM To: E36M3 Subject: [E36M3] Euro HFM and 540i HFM Date: Mon, 26 Aug 2002 20:41:47 -0400 From: "Charles R" <Chasliv@directvinternet.com> Subject: Euro HFM and 540i HFM Hi All, I would like to install the larger HFM on my '95 7/95 build date M3. I hear that there are differences between the Euro and the 540i HFM. Can any one explain the differences and how power is affected. In addition, I may add street cams at a later date. Do I need larger injectors for the HFM or do I need it when I get the cams. Thanks, Chas

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#6. RE: [E36M3] Euro HFM and 540i HFM - from Jeremy Warfield
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Date: Mon, 26 Aug 2002 22:30:22 -0400 From: "Jeremy Warfield" <jww95@earthlink.net> Subject: RE: [E36M3] Euro HFM and 540i HFM >>> Many say the stock 17lb injectors are under max load at high RPM with the Euro HFM/Intake combo. I suggest upgrading your injectors when you get the cams as well as a new chip for the intake/euro HFM/cam combo. <<< With either route you go, you will be committed to purchase two different chips. One with the euroHFM, and another for the cams, so the injectors can be added at either time. I would suggest installing the 24#/hr injectors with the HFM upgrade. My car was down on power, especially low end, with the installation of the larger meter while running the stock injectors. I am now running the ECIS EuroHFM Intake with Conforti's chip and the 24#/hr injectors, and could not be more pleased. Okay maybe a lightweight flywheel, but in all seriousness, this intake and injector setup is great. The bottom end is back, and the power band is smooth all the way to 7k rpm. Jeremy-

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#7. Limerock Park - from Pilewan23@aol.com
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Date: Mon, 26 Aug 2002 23:58:06 EDT From: Pilewan23@aol.com Subject: Limerock Park Anyone out there going to Limerock Park this weekend? I'm not sure if the vintage car event is just sponsored by BMW or are there bimmers paticipating? If any one has any info let me know.

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#8. toyos - from Jay G
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Date: Mon, 26 Aug 2002 19:49:24 -1000 From: Jay G <jguzman@hawaii.edu> Subject: toyos hey james...not being familiar with toyo tires, which "model" do you prefer? and where can i get them from? thanx! jay- currently with pilot cup r's from bimmerworld... James Clay wrote: > Toyos are my absolute favorite tire. Not the fastest all the time, but > great tire. They last VERY well, are only about 1 sec off a good Hoosier, > but faster after the Hoosier overheats in endurance races.

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#9. Re: [E36M3] Re: 18" Racing Slicks? - from John Van Houten
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Date: Tue, 27 Aug 2002 07:55:42 -0500 From: "John Van Houten" <jvh_lists@ix.netcom.com> Subject: Re: [E36M3] Re: 18" Racing Slicks? > because Hoosiers aren't half the price, and they suck after 5 laps, > and they last about as long as slicks (2-3 weekends). Sure the > 235/645/18 is $400 per tire. But that's because it's the Ferrari > Challenge size. Go UP one size, to 245/645/18, and it's $252/tire, > about the same as a Hoosier. > > Once you run slicks, you can never go back. All very true and if i was racing in Modified (hopefully next season)--slicks make lots of sense. However, there was no mention that his friend was racing and seemed to imply it was schools/lapping days, in which case Hoosiers/Kumhos/Pilot Cup/Toyo's are just fine. Slicks are very fast, but also harder to drive==more dangerous. Unless you are going for the win in BMod, what's the advantage, other than bragging rights? John

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#10. Re: [E36M3] Re: 18" Racing Slicks? - from twisty M3
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Date: Tue, 27 Aug 2002 08:21:26 -0700 From: "twisty M3" <twistym3@hotmail.com> Subject: Re: [E36M3] Re: 18" Racing Slicks? >From: "John Van Houten" <jvh_lists@ix.netcom.com> > >Unless you are going for the win in BMod, what's the advantage, other >than bragging rights? > >John > I'm fairly certain he won't be doing any "real" racing. No full cage, but he does have a roll bar... if I remember correctly. Believe it or not, these would just be needed for a time trial. However, there are some bragging rights at stake here. Jonathan L. _________________________________________________________________ MSN Photos is the easiest way to share and print your photos: http://photos.msn.com/support/worldwide.aspx

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