07-18-2020, 10:25 AM | #1 |
Drives: 2021 BMW M2 Competition Join Date: Oct 2008
Location: Niantic CT
Posts: 775
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Do Higher Speed Tracks = Less Rubber on the Car?
Went to Watkins Glen with SCDA this past Monday 13-Jul-2020. I've been to 6 tracks within 350 miles of CT, and the Glen is easily my favorite. It's the speed and rhythm, the length, and the huge elevation changes that do it for me. Lime Rock is my next favorite track, and it's similar with the elevation changes, but Lime Rock is like the minor leagues compared to Watkins Glen in my book.
I've taken the Camaro to 3 track days so far: Lime Rock in 2018, Palmer Motorsports in 2019, and now the Glen. One thing I noticed - my car was practically free of rubber this time. I gave the car a normal two-bucket wash a few days later without using anything to remove the rubber bits, and there just aren't many black marks on the car at all. I picked one bit of rubber that was stuck to the inside of a wheel, and that was it. One bit. There were a lot of cars on the track too - 35 in the Intermediate 1 run group - that's almost a full NASCAR field on track each session. So I'm assuming they were shredding rubber too, but I just didn't seem to be picking it up. Compare that to last year's trip to Palmer Motorsports, where I literally picked a baggie full of tire bits stuck to inside of the wheels. See attached picture from last year. Not to mention the rubber marks on the nose and rocker panels - really, there was rubber on every exterior surface last year other than the rear bumper and trunk lid. There was even rubber above the windshield. I spent hours on the weekend following Palmer cleaning off the rubber. I have a theory. Because of the high speeds at the Glen, I may be more conservative driving there. I assume the margin of error is smaller at higher speeds, so maybe I'm only pushing it 6/10ths at Watkins Glen, compared to maybe 8/10ths at Palmer and Lime Rock? Maybe it's respect for the Glen? For perspective, my lap times are mediocre. I'm usually among the faster cars in the Intermediate group, but that's due to it being a Camaro rather than my skill! I do one track day a year. The car is 100% stock including factory alignment. I'm just out there to enjoy the car and the experience of being on real race tracks, but not looking to scare myself, and definitely not taking crazy chances. I do have goals to do better each time, but within my own comfort zone. Consequently, my best lap times are: Lime Rock: 1:05.15 Palmer (CCW): 1:58.48 Watkins Glen: 2:19.37 Here's a 5 minute video of two laps at WG: https://youtu.be/ecbVv6gxddg So my question is, does anyone else notice less rubber marks on the car when driving high speed tracks compared to lower speed tracks?
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2021 BMW M2 Competition 6MT
2011 Candy Lime Green Kawasaki Z1000 (1/4 mile - 10.38 @ 129.61 mph - stock) ---------- Previous: 2018 Summit White 2SS 1LE; 2015 MINI Cooper F56 6MT; 2015 BMW M235i 6MT; 2003 MINI 5MT; 2005 Mustang GT 5MT Last edited by wjones14; 07-18-2020 at 11:21 AM. |
07-18-2020, 01:42 PM | #2 |
Drives: 2018 2SS 1LE in Nightfall Gray Join Date: Jul 2018
Location: Pasadena, MD
Posts: 213
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The question I would ask is when you are seeing less and more rubber bits on your car, do those track days coincide with events where there is real racing or just HPDE and Time Trials? Seems the racers would be laying down a lot more rubber than us weekend warriors. Just a thought.
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07-18-2020, 08:42 PM | #3 |
Drives: 2017 SS 1LE Join Date: Jan 2018
Location: Southern NH
Posts: 138
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I never really clean it off so I'm not really sure lol. Honestly I feel like it's less speed dependent and more depends on conditions, number of cars at the event, what tires they're running and also track layout to some extent.
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07-19-2020, 06:55 AM | #4 |
Drives: ISO ss 1le Join Date: May 2018
Location: FL
Posts: 764
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WG got resurfaced not long ago. I would attribute that to less tire wear.
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07-20-2020, 08:18 PM | #5 | |
Drives: '19 SS 1LE/'19 Rubicon/'20 AT4 Join Date: May 2015
Location: USA
Posts: 505
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Quote:
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07-21-2020, 11:56 PM | #6 |
1LE Convert
Drives: 2018 ZLE Join Date: Apr 2017
Location: Mountain View, CA
Posts: 368
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Another thing: did you ever go off line? I think a lot of my wheel clag comes from going offline into marbles to pass, making a mistake, etc.
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2016 Porsche 911 GTS (Racing Yellow)
2002 BMW Spec E46 race car (Lizard Green) Previous cars: - 2018 Camaro ZL1 1LE (Red Hot) - 2018 Miata RF GT (Machine Gray/Auburn) - 2017 Camaro 1SS 1LE (Summit White) - 2008 BMW 135i (Montego Blue) - 1996 BMW 328i (Arctic Silver) |
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