best stock time?
You're right saywhen - even a timeslip tells us nothing. All I know for sure is that I ran a 13.17 @ 103.89 in my 05 MR when it was stock on a 65* sunny day on a so-so track, and my 1.92 60' was caused by having no clue what that crazy bouncing noise was when I tried to launch (5k limiter). It was early 05, and only the 05s had this phenomenon, plus no one knew you could modify it in the ECU. I later learned how to disconnect it, but by then I had a mod (S-AFC). I never got to launch freely in stock form unfortunately, but I haven't hit any 60's that weren't at least 1.7x since then, so you can imagine how much better my time would have been without that 1.92. That being said, at the same time, another 05 GG MR (identical) ran a 14.1 @ 99, so a lot of it comes down to driver.
Yes, but not without low 1.6 60's, and I couldn't have gotten that with stock power on the stock clutch. I am not sure my traps would have dropped to 102, because it wasn't a bog or spin - was just hard to get off the line. Not sure, though.
well i did 12.82 @ 107.41 with a 1.86 60' with just a cat back. the 60' was due to a cold track, no way to get around the waterbox, and over inflated tires. with a 1.6 60' i would have been in the 12.6 range or better...i doubt the exhaust helped much in any of that. EVO IX's are 12 second cars bone stock. they just need a driver that can make them do it. oh, and that was launching with the stock 5k limiter. 06 EVO IX MR... around 50k miles at the time
also, there are bmi vids out there with bone stock EVO IX MR's running 12.6-12.9. i know that's the JDM model, but it's still an EVO. they are 12 second cars...period
i ran 13.7 bone stock, cant remember the trap speed, evo 9 gsr, i thought the best stock was 13.6 claimed by mitsu, but i guess u could get low 13s if you were real hard on the launch and shifts
My friend ran 12.7 bone stock just this last weekend.
Here is him racing his brother's Evo 6 which has a 9 turbo, Autronic, Buschur long block, HKS 272's, etc. The Evo 6 did 12.1 on our crappy pump fuel.
Here is a vid:
http://www.youtube.com/watch?v=S8zgcmBdndE
And then here was the time: 12.7 @ 106, 1.8 60'
Althought he did pour in a few litres of "Gubsy" as they call it down here. We think it is methanol. But totally stock Evo with stock map.
Here is him racing his brother's Evo 6 which has a 9 turbo, Autronic, Buschur long block, HKS 272's, etc. The Evo 6 did 12.1 on our crappy pump fuel.
Here is a vid:
http://www.youtube.com/watch?v=S8zgcmBdndE
And then here was the time: 12.7 @ 106, 1.8 60'
Althought he did pour in a few litres of "Gubsy" as they call it down here. We think it is methanol. But totally stock Evo with stock map.
My friend ran 12.7 bone stock just this last weekend.
Here is him racing his brother's Evo 6 which has a 9 turbo, Autronic, Buschur long block, HKS 272's, etc. The Evo 6 did 12.1 on our crappy pump fuel.
Here is a vid:
http://www.youtube.com/watch?v=S8zgcmBdndE
And then here was the time: 12.7 @ 106, 1.8 60'
Althought he did pour in a few litres of "Gubsy" as they call it down here. We think it is methanol. But totally stock Evo with stock map.
Here is him racing his brother's Evo 6 which has a 9 turbo, Autronic, Buschur long block, HKS 272's, etc. The Evo 6 did 12.1 on our crappy pump fuel.
Here is a vid:
http://www.youtube.com/watch?v=S8zgcmBdndE
And then here was the time: 12.7 @ 106, 1.8 60'
Althought he did pour in a few litres of "Gubsy" as they call it down here. We think it is methanol. But totally stock Evo with stock map.
It's a common thing here in Antigua... it's sold in all the gas stations and the racers will pour some into the gas tank. Most people think it helps to some extent. I can't really say yes or no. I know meth has a lower stoich than gasoline, so adding meth to gasoline it seems to me it would to some extent lean the combusion process out a bit. And then perhaps I thought meth has a higher octane rating and also produces more BTU's of energy. I have no idea really, we don't even know what it is!
I personally don't use it.
I see. That's pretty interesting. i was under the impression it had to be injected/sprayed in a controlled fashion and tuned for. If you're increasing knock tolerance, what good is that if you're not boosting more for power or leaning out for efficiency? Also, I wouldn't think that meth would - in it's self - lean out your A/F. I'd think it would allow you to do so - via tune - with a higher threshold of tolerance before knocking. Anyway, as I said, I'm still learning. Interesting insight though.
1) it leans the car the out and you obviously make some additional power there, although somewhat unsafely. methanol like ethanol is burned much faster and since the idc are constant (pump gas map not touched) the car leans out. we all know if you plan to run e85+ you normally have to go up on injector size to meet fuel requirements. there have actually been cases of people pouring nothing but gubsy (methanol) in the tank and the car barely idles running that lean.
2)methanol is a higher octane fuel so you could say it might be your one saving grace to avoiding det when running leaner like this without a retune.
it really just is quick and dirty for some extra unsafe and corrosive power. i wouldn't recommend it although i've done it. you actually could tune for it pouring it in the tank, but much better to spray it and take advantage of intake charge cooling, extra octane, and no fuel system corrosion.
Last edited by nitz; May 15, 2008 at 05:07 PM.
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