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5.br0 vs LS2 GTO

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Old 04-28-2016, 10:43 AM
  #201  
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So we still have 0 proof of this magical 500+whp cam only LS6 car. Absolutely 0 proof. No dyno, nothing. Check.
Old 04-28-2016, 10:44 AM
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Originally Posted by Mike Morris
Hio tapped out lol. Plenty bolt ons for that car

Two c5s here at Ecklers are at 490 ish with new Mamo heads and Ported 102s. I think with a matching cam you will start seeing a lot more 500 rwhp fbombs. Most people including me run too small a cam and don't run all the bolt ons
No mike, its easy to do 500whp cam only, none of that silly head work needed. Hio said so even though there has been 0 evidence at all to support that claim.
Old 04-28-2016, 10:54 AM
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Well it runs mid 9's cam only so it's obviously making PAH
Old 04-28-2016, 11:03 AM
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And cam only ls1's have made 450-470 RWHP years ago and I think that could be beaten now
Old 04-28-2016, 11:14 AM
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Originally Posted by big hammer
And cam only ls1's have made 450-470 RWHP years ago and I think that could be beaten now
These guys are stuck in 5br0 land.
Old 04-28-2016, 11:30 AM
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http://www.corvetteforum.com/forums/...ossible-4.html

Post 79
Old 04-28-2016, 11:53 AM
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Originally Posted by big hammer
Think he mentioned it in his 575 RWHP NA SBE ls1 thread
Thanks hammer. I seen "unported" 243's specified, but I don't know if that also means completely "untouched", like possibly a valve job...? Idk.
Old 04-28-2016, 12:20 PM
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Originally Posted by R6cowboy
Thanks hammer. I seen "unported" 243's specified, but I don't know if that also means completely "untouched", like possibly a valve job...? Idk.
Has me confused too. He's revving it to 7800 I believe. Last I checked the stock heads had trouble doing that
Old 04-28-2016, 12:41 PM
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Originally Posted by marc97taws6
Quit sharing your real world results. Reality is hard.
I sowwy

Originally Posted by HioSSilver
For starters race gas in alot of engines will slow it down. Do you know what octane and the rating means?

It's not a choice if it's not available. One could haul it ir order a drum i suppose. But the way it draws moisture i would advise against it unless you use it quickly.

Basically your hole post there is a bitch out. Go run some nitro methane poppa. After all you can run whatever you want.


Well.....since I'm blamed for saying my dyno #s are low even after saying that on a dj they would be about 430 and hopefully near 450 after some changes then i would consider 440 out of a h/c car not real great or very mild.

Darth is on a composite intake....vetteboy on a composite intake. Idk how the new msd intake will work but likely will need a different cam to take advantage of it. Same likely for the fast truck intake.
Yes I know what octane is...resistance to pre-ignition..

And you run what you choose to run.. same as me. Dont fault me for that or cry because another car doesnt choose to run it. Run what you brung.

Originally Posted by HioSSilver
Gearing is way different. Deehiog car with the same gearing/a6 as you would be much quicker.

Technology has changed alot. If you apply that to the old ls1 it would fly. That old stuff was very very simple..
GM transmissions suck... gotcha...

Originally Posted by big hammer
I think you're just pissy that you're finding out that the COYOTAH still has a hard time competing with the old ls1/6 stuff
We are doing just fine with your big brother ... the LS3
Old 04-28-2016, 01:52 PM
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[QUOTE=HioSSilver;19241302]Why would i set down and figure up something i am not interested in doing. That makes no sense.
/QUOTE]

Why do you do it to others combos then?
Old 04-28-2016, 03:54 PM
  #211  
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Off topic a little but I saw this video

Old 04-28-2016, 04:01 PM
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Originally Posted by NateLS1Mustang

Why do you do it to others combos then?
I don't set down and figure dc on other's combos
Old 04-28-2016, 04:03 PM
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Originally Posted by HioSSilver
I don't set down and figure dc on other's combos
If yours is running so good, I wouldn't worry about other combos either.
Old 04-28-2016, 04:29 PM
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Originally Posted by Poppacapp
I sowwy



Yes I know what octane is...resistance to pre-ignition..

And you run what you choose to run.. same as me. Dont fault me for that or cry because another car doesnt choose to run it. Run what you brung.



GM transmissions suck... gotcha...



We are doing just fine with your big brother ... the LS3
I think any early 80s transmission from anyone would suck by todays standards. But your has been noted.

Yes octane is the rating of resistance to detonation. If one is not having a detonation issue why would you want it?
Old 04-28-2016, 04:32 PM
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Originally Posted by Theblacknightls1
If yours is running so good, I wouldn't worry about other combos either.
I don't worry. ...i try to help. If you are paying attention here they are worried about mine right now. They worry about hammer's to. They are worried about other peoples 500whp h/c combo. Im ok with it.
Old 04-28-2016, 04:48 PM
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Originally Posted by HioSSilver
I think any early 80s transmission from anyone would suck by todays standards. But your has been noted.

Yes octane is the rating of resistance to detonation. If one is not having a detonation issue why would you want it?
Really Hio???? Seriously? So you can run more timing on the car without detonation = more power...duh...
Old 04-28-2016, 09:28 PM
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Originally Posted by Poppacapp
Really Hio???? Seriously? So you can run more timing on the car without detonation = more power...duh...
It doesn't always work like that. Remember. ....octane rating is the resistance to detonation.

That means it don't go boom as easily. The higher the octane the less power in the fuel. So you have to offset that in compression and put more squize on it.

http://www.hotrod.com/features/shop-...pump-race-gas/

There is more btu in a gallon of diesel than gasoline .

You're gonna have to use oxygenated gas to find any real power. Now ethonal on the other hand......well.....you know
Old 04-28-2016, 10:27 PM
  #218  
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Originally Posted by HioSSilver
It doesn't always work like that. Remember. ....octane rating is the resistance to detonation.

That means it don't go boom as easily. The higher the octane the less power in the fuel. So you have to offset that in compression and put more squize on it.

http://www.hotrod.com/features/shop-...pump-race-gas/

There is more btu in a gallon of diesel than gasoline .

You're gonna have to use oxygenated gas to find any real power. Now ethonal on the other hand......well.....you know
Your example was tested on a non fuel injected motor. I would think in a modern car, and the control the ECUs have over timing, that they will benefit more than the older stuff with more commanded timing. In a NA application of course we won't see much gains with race fuel/E85. I think if you were to setup a race gas tune on your car, you would probably see the same types of gains that we are on E85.

Boost is a whole other world though. E85 is liquid gold for boost, although if they do not perfect a flex fuel tune for FI applications, I will probably run my car on 93 with boost.
Old 04-28-2016, 10:44 PM
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I've seen race gas slow down fuel injected cars too. It can also make them run hot.....it burns slower and cannot always complete the burn with out added compression.
Old 04-28-2016, 11:08 PM
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Originally Posted by HioSSilver
I've seen race gas slow down fuel injected cars too. It can also make them run hot.....it burns slower and cannot always complete the burn with out added compression.
Most people do not plan to run race fuel on a strictly NA setup I would assume. The only reason I run the E85 at the track is because my tune allows it, and when you run at the track you try for your best times... how much is it helping me over 93? I figure a tenth or so.. My problem is the 1/4 mile track is a 2 hour drive for me, and I don't want to waste that long of a drive just to see what the car will do on 93 octane. If it were closer, yeah for the hell of it I may try it. Who knows, if I can get comparable DA to some of my E85 runs, I might try 93 at my local 1/8th mile track one weekend.

Honest truth though is I do not FEEL a big difference at all between the E85 and 93. They say you really cant feel 10-15hp anyway. The car still feels pretty damn quick on 93 too.


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