The RWD Beetle is called a 911...


>________________________________
> From: Chad Rebuck <[email protected]>
>To: Volkswagen a2 16v discussion list <[email protected]> 
>Sent: Monday, June 25, 2012 4:08 PM
>Subject: Re: [a2-16v-list] Oil temp / brakes at the track
> 
>A new rear wheel drive vw?  I don't even find much in the way of a google
>search with those words.  Was that a typo?
>
>On Mon, Jun 25, 2012 at 3:47 PM, Matthew Yip <[email protected]> wrote:
>
>> Josh reminds me that the Blues are brutal on rotors. The HT-10a are easier
>> on rotors but they're still not what I'd call "rotor friendly".
>>
>> Good brake pads are expensive - there isn't a way around that. Having said
>> that though, be thankful you don't own the newest version of the RWD Beetle
>> - pads for those cara are in the $300+ range.
>>
>> - Matthew -
>>
>> On Jun 25, 2012, at 11:24, Chad Rebuck <[email protected]> wrote:
>>
>> > Thanks Matthew,
>> >
>> > My gli is a street car, but I don't really drive it a great deal anymore.
>> > I have managed to rack up 4000 miles since finishing the engine rebuild
>> > last September :)
>> >
>> > Wow, I checked out the price of the dtc-30 pads and they are just over
>> $100
>> > for the front.  Last set of mintex redbox pads I bought cost me $70 for
>> all
>> > 4 wheels.  I'll give the dtc-30 a try at the next event though.
>> >
>> > On Sun, Jun 24, 2012 at 10:57 PM, Matthew Yip <[email protected]> wrote:
>> >
>> >> Careful when mentioning my name and weighing in - fat Asian guys could
>> >> take offense...<G>
>> >>
>> >> Oil temps sound about right - my 16v (with a smallish Mocal cooler) are
>> in
>> >> the 270 range after a 30-45 minute session with Mobil 1 5W-30 oil.  I
>> agree
>> >> with Josh - so long as you're using a synthetic oil, oil temps, are less
>> >> critical.  My coolant temps sky-rocket on the track though and I can't
>> >> figure out why - I have a replacement radiator to install but haven't
>> had a
>> >> chance to do that yet (or even race in 2012 but that's another issue).
>> >>
>> >> I don't have any experience with Mintex other than an old set of
>> >> Metal-Munchers that deliminated and another set of Red Box(?) that
>> lasted
>> >> 15 minutes before going the way of the dinosaurs.  The GLi has 10.1s,
>> IIRC.
>> >> The GTI has 9.4s and I'm running Hawk HT-10s on my GTi because they work
>> >> in a higher temperature range than the Blue.  For the GLi, Hawk produces
>> >> the DTC-30.  I don't have experience with them but have heard they are
>> >> excellent.  We run 20 lap races which are 30-45 min in length - with the
>> >> Blue pads, I'd encounter fading about half-way thru a race - the HT-10s
>> >> have a similar feel from start to finish which helps build confidence
>> >> although I still hold that the brakes are on the car in front of me ;)
>> >>
>> >> Chad - your idea of using an aggressive front pad combined with a lesser
>> >> rear pad is fine.  I've been doing that for years and find that the best
>> >> rear pads are the Auto Zone "$19.99" (or cheaper) junk organic pads.
>> >> Granted, your GLi has more weight in the rear than my GTi, the reality
>> is
>> >> that the vast majority of the weight in these cars is over the front
>> wheels
>> >> - under heavy braking, the suspension unloads the rear and the wheels
>> lock
>> >> up, even with heavy front springs to control the dive.  I've tried
>> >> everything short of re-plumbing the brake lines for a manual
>> proportioning
>> >> valve and it's just part of driving an FWD car.  I have a competitor
>> whose
>> >> comment was "I NEVER look for your brake lights but when I see tyre
>> smoke,
>> >> I KNOW you're braking".  When my crew guy, Brian, started racing (in my
>> >> car), I watched him in a few turns - he'd ask "How'd it look?  I was
>> >> braking like mad".  My initial reply was "You're not braking hard
>> enough -
>> >> no smoke".
>> >>
>> >> Forgive my ignorance - I've read so many threads, many of them on
>> VWVortex
>> >> which has certainly lowered my IQ to "vegatative" - is your GLi a street
>> >> car or a track toy?  If it's not a frequently used car, I'd suggest
>> >> removing the front brake backing plates to enhance air flow.  See how
>> that
>> >> works along with better pads - you may want to build ducts but there's
>> not
>> >> much room to work with since the car is FWD.  My car had ducts but they
>> >> "fell off" a few years ago and they never were rebuilt.  When they were
>> >> functional, I was using Blue pads so they were helpful but after the
>> change
>> >> to HT-10 and no ducts, I don't know that they're mandatory.
>> >>
>> >> Matthew (crawling back under my rock)
>> >>
>> >>
>> >>> ________________________________
>> >>> From: "[email protected]" <[email protected]>
>> >>> To: Chad Rebuck <[email protected]>; a2-16v <
>> >> [email protected]>
>> >>> Sent: Sunday, June 24, 2012 8:09 PM
>> >>> Subject: Re: [a2-16v-list] Oil temp / brakes at the track
>> >>>
>> >>> I wouldn't be so worried with the oil temps as long as you're using
>> >> synthetic oil.
>> >>>
>> >>> Real track pads make all the difference in the world.  The gli is a
>> >> fairly light car, so you don't need a super aggressive pad choice.
>>  Maybe
>> >> Matt yip can weigh in there.  I used hawk dtc70's in my ls1 944, but
>> those
>> >> would be total overkill for you...
>> >>>
>> >>> Sent from my HTC on the Now Network from Sprint!
>> >>>
>> >>> ----- Reply message -----
>> >>> From: "Chad Rebuck" <[email protected]>
>> >>> Date: Sun, Jun 24, 2012 12:40 pm
>> >>> Subject: [a2-16v-list] Oil temp / brakes at the track
>> >>> To: "a2-16v" <[email protected]>
>> >>>
>> >>> I took my 16v turbo Jetta to the track yesterday and saw oil temps
>> >>> around 280 nearing the end of the 15 - 20 min sessions.  I'm running a
>> >>> full synthetic and also have an external oil cooler.  On the highway
>> >>> the temps are about 200 just for reference.  My brakes were feeling a
>> >>> bit weak nearing the end of each session and my stomach was feeling
>> >>> uneasy so it was no problem for me to take a break when oil temps got
>> >>> this high.
>> >>>
>> >>> I put about 100 miles on the car at the track and 1/2 the front pads
>> >>> are gone.  Brakes are stock except for stainless lines, ate super blue
>> >>> fluid, and minted redbox pads.  I may try a set of track pads and new
>> >>> rotors just for track use next time to see if they grab better when
>> >>> hot.  Any suggestions on pads to use?  I was planning on only swapping
>> >>> front pads/rotors at the track next time (leaving the rear alone).  Is
>> >>> that a problem?
>> >>>
>> >>> What oil temp is too high?  I could go with a bigger oil cooler if
>> >>> necessary but the coolant temp was between 1/2 and 3/4 on the gauge
>> >>> already so maybe I'd need to beef up the coolant capability too if I
>> >>> wanted to stay on the track longer each session.
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