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 ☆☆☆ Tires Discussion Thread V2✰✰✰, welcome re002☆csc5☆asymmetric2!

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Quazacolt
post May 31 2013, 03:06 AM

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QUOTE(Samurai X @ May 30 2013, 07:05 PM)
Me don't even know how to drive fast  blush.gif  .
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laugh.gif
Quazacolt
post May 31 2013, 09:16 AM

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QUOTE(Samurai X @ May 31 2013, 07:35 AM)
Yes! in fact you need it on daily ride. Here is my feedback after years of using it on the road...
1. Nitrogen doesn't heat up as fast as oxygen. So you've got an extra lap prior to hitting near optimum temperature to beat personal's best blush.gif
2. Used to check every 2 week. Using nitrogen, unless there is a leakage or puncture, after almost 3 months, the drop is less than 10kpa. That mean if you pump 235kpa, after 6 months later, tyres pressure just meet manufacturer recommendation of around 210kpa front.
3. We actually measure the tyres weight (including single new tyre and wheel, mount and measure again) at friend's shop using those human's measuring weight  doh.gif  laugh.gif , one with 100% oxygen and another with nitrogen + oxygen as you don't get 100% nitrogen. One with nitrogen is lighter by few hundred grams... We're having a good laugh while doing it for the lulz  laugh.gif
Don't lol'ed at me la. Me very slow driver. Driving a dolphin with B18CR doing very late braking also cannot dip below 2:50.00 in Sepang. Maybe I need slick
and more laps on PSP sad.gif .
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thanks for the info! biggrin.gif

and 2:50 sic? i heard so long its under 3min, its pretty damn fast liao rolleyes.gif
"slow" memang tipu punya
Quazacolt
post May 31 2013, 02:16 PM

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QUOTE(mADmAN @ May 31 2013, 01:29 PM)
definitely no....coz ur not gonna be out there for the straight 2-3 hours... and ur gonna be pitting to rest every now n then...n if ur on street tires..even better, coz street tires dont really soak up much heat to expand the gas that much....semi slicks diff story....theres even a fifth gear episode that mentions u should pump in a little more air than usual for track days (which is wat i do)

all the times ive entered SIC ive never even once use nitrogen...instead.. i removed all the warm/hot air from the tire until practically 0 and pump in fresh cool air....last time i used to do it at the petronas right outside SIC before entering the pits....otherwise, its a day or 2 before.

used nitrogen before on my ex-kelisa... with 165/50/15 tires... which means... very low profile.. not much diff than using normal air... tried it a few times and decided to just abandon them.
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damn and a lot of the vets advised me to lower my air pressure because from what i experienced on speedfest last few weeks (ELITE speed circuit) upon 3rd run and beyond (well could be me not resting the car/removing hot air pressure in the tires) my tires (well, could be because of lolcomfort tires in track...) are basically giving out on grip/traction and my car's just sliding around the track on every single corner.

when i discussed this with the vets on that day, they were shocked to hear that my tires are on 31-32, and by the time im done on my 5th run they should be between 35-40, which is really floaty/bouncy and of course, severe lack of grip.
i didnt specially gauged the actual tire pressure since my run is done and i could care less, however for my friend that did 34 on his 18", the tires was at around 40+ despite the car/tires were parked cooling down for over 30mins.
he have another run because he's in the open category hence we gauged his tires and proceeded to release some air pressure down to ~28

so... how much more when you mentioned "pump in a little more air than usual"? even headache is when everyone else is mentioning otherwise
rclxub.gif

in other words/summary, what do you recommend for 195/50/15 for track usage?
Quazacolt
post May 31 2013, 02:51 PM

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QUOTE(mADmAN @ May 31 2013, 02:27 PM)
yes.... everyone mentions otherwise... including tire shops... but i decided to follow the extra on my last track day with T1R...but not by much... daily drive is 32... i filled up 35 biggrin.gif

previously was on Potenza RE711 i never changed tire pressure for daily n track...

my recommendation? perhaps 35 max (fresh COLD air direct from pump) but monitor ur pressure....i wouldnt put too low.. u dun wan the sidewall to be lembik.. n like i said.. street tires dont soak up that much heat to expand the air in the tires so fast....or u can use nitrogen oso... yes i know i said dont need...keyword is NEED. theres nothing wrong with having it though hahahaha

the only time i bring my air pressure down below 30 (usually 25 thereabouts) is when im drag racing.

up to u if u wanna listen to me or to the vets u mentioned... coz personally... i dont really consider myself a vet.. just that ive have had some experience and have made my own conclusions based on my experience and tests biggrin.gif

EDIT: the video i was talking about

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i see much thanks for the input man!

because there are quite a few variables so i could not even validate if you nor the other folks that mentioned others are correct or wrong. having comfort tires in the track is already a problem by itself sweat.gif

and thanks for the video, i believe i've seen it, not exactly sure if it was also linked by you tongue.gif
silly me for forgetting haha
Quazacolt
post Jun 7 2013, 01:48 AM

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QUOTE(Samurai X @ Jun 6 2013, 01:08 PM)
Ya lor. Go track push to the limit also don't scared masuk gaung, hitting tree or other car. The worst is going into the sand or hit tyres barrier only...unless we suddenly lost our mind at 240km/h straight line.

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my car straight line max 160km/h je unless got downhill so who's actually slower? rolleyes.gif

QUOTE(Samurai X @ Jun 6 2013, 03:11 PM)
And for this reason, I am tempted to try AD08 again. Balls still the same la but judgement take over  brows.gif .
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wait for ad08r v2 bulk? brows.gif brows.gif brows.gif

This post has been edited by Quazacolt: Jun 7 2013, 01:50 AM
Quazacolt
post Jun 7 2013, 08:56 AM

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QUOTE(Samurai X @ Jun 7 2013, 07:35 AM)
I corrected your mistake in bold  whistling.gif
Eh, that is old story la. That time whack Sepang like the track is belong to grandpa but I guess that is how we treat a track anyway, since we're paying  laugh.gif . Driving Satria GTi NA stage 3 best time is 2:35:23. After few years of driving auto car to work, driving B18cr also I cannot dip below 2:50:00  sad.gif .
How come I didn't know its V2 already  vmad.gif .
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my car runs on metric bro, even the speedometer itself, max 180km/h je sweat.gif
Quazacolt
post Jun 8 2013, 09:58 AM

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QUOTE(Samurai X @ Jun 8 2013, 08:59 AM)
Use digital meter then  brows.gif
My friend's ride also stock speedo max out at 180km/h but the digital meter show 263km/h in Mex  sweat.gif
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no need la, my speed don't go that high pun, 3 speed auto, engine would blow before i can reach those speeds lol
Quazacolt
post Jun 8 2013, 10:13 AM

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QUOTE(Samurai X @ Jun 8 2013, 10:11 AM)
How about your other car?  brows.gif
Me wanted to try out ATR Sports 2 but no 215/45/17 also...
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my only car la. if you meant the sentra, 4 speed AT, max i went was ~190km/h... with kong absorbers don't dare to push more.
anddddd i'm not helping my mom to replace those absorbers lol.

both cars on c drive 2, not exactly the tires you want to go at extreme speeds tongue.gif
Quazacolt
post Jun 8 2013, 10:00 PM

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QUOTE(Samurai X @ Jun 8 2013, 01:08 PM)
C.Drive2 is still much better than ATR Sports which I still dare to whack to 200km/h for more than 10 minutes.
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eh shouldn't atr sports be better? directional, and iinm aa or a traction rating? c drive 2 no DOT rating langsung lolz
Quazacolt
post Jun 9 2013, 12:26 AM

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QUOTE(Samurai X @ Jun 8 2013, 10:50 PM)
Atr Sports' AA rating at 420 tread wear is nonsense. You just need to keep track on the inner sidewall in case it crack any time.
Previous experience with C.Drive gives better impression than ATR Sports. Just that ATR Sports is dirt cheap I could change them anytime I like  laugh.gif .
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well for straights, c drive 2 does give me a lot of confidence, just not cornering/hard braking though heh, the tires loses grip way too fast, only the decent traction that makes the tires worthy
Quazacolt
post Jun 9 2013, 09:37 PM

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QUOTE(Samurai X @ Jun 9 2013, 08:18 AM)
With all the toyol inside, technically, car no longer 1.8 but not 2.0 also. Using R888.
At night, friend used that car to hunt for Vtec and four throttle kaki  sweat.gif . For the record, car was stolen once, managed to find less than 1 hour later near Balakong, Failed attempt to stole 5 times with broken glass and steering cut into pieces. Thieves even attempt to stole barely 40m from us  sweat.gif .
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wah highly wanted car (since damn good timing sweat.gif )
Quazacolt
post Jun 10 2013, 08:10 AM

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QUOTE(Samurai X @ Jun 10 2013, 06:24 AM)
Stock GTi also highly wanted la  sweat.gif .
Eh, you try Kumho KU-31 before?
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no wo never tried kumho before. going to get ad08r very soon anyways, so lazy lah laugh.gif
Quazacolt
post Jun 10 2013, 10:08 PM

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QUOTE(Samurai X @ Jun 10 2013, 08:30 PM)
C Drive 2 lose in every aspect which is expected from a comfort performance tyres. Then again, price different is quite obvious, so, if you don't drive aggressively,
the likes of C Drive 2 or Falken Ze912 which is a tad better than CC5 should be okay.
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personal experience is the c drive 2 owning the ps3 in terms of nvh/comfort.

what it loses out is durability and performance.

imho ps3 is a jack of all trades tire, does everything decent, just master of none smile.gif
Quazacolt
post Jun 10 2013, 10:53 PM

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QUOTE(Samurai X @ Jun 10 2013, 10:45 PM)
PS3 really shine in wet. In fact, it's better than AD08 in anything less than intermediate road condition  brows.gif
Considering the price, expected from high performance tyres la. BUt PS3 isn't as durable anymore...lol.
C Drive is more on comfort with some performance.
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i don't think there's any yokohama tires that actually excel in wet, and speaking of wet anyways, there's always the gy eagle f1 as2, and maybe even michelin's own flagship tires (the ps3 isn't it lol) then there's also conti's flagship tire which are quite good iinm, just that michelin/conti pricing are just sweat.gif

a lot of feedback is that ps3 is still durable, cept few certain individuals tend to get peeling/flaking on their ps3, despite it's ps3 and not older ps2 or newer revision of the tires (ps4? LOL)
unless michelin is known to alter materials/compound within their current model/production which i've yet heard of hmm.gif
Quazacolt
post Jun 10 2013, 11:12 PM

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QUOTE(Samurai X @ Jun 10 2013, 11:04 PM)
From my experience, S.Drive is the best Yokohama in wet but I still feel its marginally lose out to PS3. Asymmetric is good in wet but king of downpour
is the deep directional of GSD3.I am doing 130km/h during heavy downpour at MRR2 with no aquaplaning at all...lol.
Its a one off case for PS3. I still prefer the PP2 over the PS3. Both are not replacing each other though.
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get this: yokohama officially rates c drive 2 better than s drive in wet laugh.gif
(don't ask me, i'm equally as baffled as you probably are sweat.gif )

and from feedback anyways, s drive wet capabilities (and nvh/comfort) goes down the drain past 50-60% tread usage

but eh ive driven on cdrive2 at 130-140 in heavy downpour/over puddles generating waves taller than my side windows...
barely any aquaplaning tongue.gif
can't say the same today with the treads having few mm off TWI, i think only 30-40% tread left, now it's aquaplaning left/right even around 120km/h over much shallower puddles
Quazacolt
post Jun 11 2013, 12:57 AM

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QUOTE(Samurai X @ Jun 10 2013, 11:22 PM)
Me now looking for cheap tyres to trash then can change faster. Thinking of the KU-31 or maybe Zetum and GT Radial. I just made a lousy Forceum
on friend's BLM pregnant  laugh.gif
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that's the thing though, i was thinking that the c drive 2 would last me quite short, however it is lasting far beyond most feedback on it's distance covered, among other things such as accident damage, 2x ramming my wheels into curbs etc.

all 4 wheels are still running sweat.gif
Quazacolt
post Jun 27 2013, 11:45 PM

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QUOTE(locoroco2 @ Jun 27 2013, 11:28 PM)
looking for entry level tires here, narrow down to two below,
1) yoko A.drive AA01, and 2) conti CC5, price r the same...

any experience which one better overall ?
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a drive should be cheaper, really basic entry level tire, nothing special about it

conti CC5 should be slightly more expensive (around Cdrive 2 price) offering better nvh/comfort than a drive, performance shouldn't be of much difference however it *should* be better than a drive.
Quazacolt
post Jul 12 2013, 04:43 PM

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QUOTE(n20nine @ Jul 12 2013, 04:34 PM)
hi guys currently have bridgestone er33 on my camry 2.4 wanting to change to yokohama c-drive. or any better tyres than the er33. budget about 500 a tyre. any recommendations? thanks.
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what size? if 500/tire and not large sized rims, you *MAY* be able to buy yokohama Advan DB instead which will be better than c drive 2 smile.gif
Quazacolt
post Jul 12 2013, 05:19 PM

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QUOTE(n20nine @ Jul 12 2013, 04:52 PM)
Hi, thanks for the reply. the tyre size is 215/55/R17.
Yes the advan db is about that price, however the dealer said that the tyre thread is relatively thin in comparison to the C-Drive, which will result in early wear & tear. the c-drive 2 apparently has many complaints against it - premature wear mostly, so was advised against it.

This is the price I have got so far in Penang:

- Yokohama C-Drive = RM 470
- Yokohama C-Drive 2 = RM 500
- Yokohama Advan db V551= RM 500
- Michelin PS3 = RM 600 (performance tyre, not necessary I think)

I think most importantly I just want a better tyre - should have good wet/dry grip and contribute to decent fuel economy. Driving style: Normal, occasional fast driving & cornering on highway.

Thanks.
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apparently, yokohama rates c drive 2 wear rate being better than c drive despite it being of softer compound and using natural materials - orange oil in their compound.

refer this from yokohama themselves:
http://twitpic.com/cv7nze
source:
http://global.yokohamatire.net/mediacenter...sia_Oceania.pdf (feel free to check out yokohama's official rating for the advan db/c drive 2/c drive)

personally, DESPITE the general feedback/complaint that it wears down very fast, i still manage to push it over 40k km, and that's with mostly retarded driving/speeding, traffic light drags, touge, track. (a c drive 2 is absolutely NOT MEANT for the aforementioned activities)

but bro, are you SURE you're able to get advan DB for that kinda price? make SURE it is v551 and not other older Advan db models and manufacturing date not older than 2010/2011 (shelf life can go for 3-4 years or more especially if it is in cool storage)

Advan DB is definitely more expensive than c drive 2 as it is Yokohama's top of the line/flagship comfort/low NVH tires, so seeing it being same price as the c drive 2 is a bit fishy, a good guess is that they are clearing old stocks sweat.gif
Quazacolt
post Jul 21 2013, 08:28 AM

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QUOTE(kaliku @ Jul 20 2013, 09:57 PM)
So my question is, do the a drive comes in that size?
And if not, can I fit the 165/55R14 unto my stock rims?
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sure it does.

c drive 2 also got sizes in 14", cant remember the exact available size though

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