LT1-LT4 Modifications 1993-97 Gen II Small Block V8

single plane intake worth it on my setup?

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Old Jul 9, 2008 | 08:33 AM
  #21  
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Originally Posted by ttcamaro
So you replaced that little OEM drivers side Smog Pump with two bigger smog pumps? Awesome! Love how racers are going green.











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Old Jul 9, 2008 | 12:30 PM
  #22  
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Yeah TT I've kept an eye on your setup for awhile and yes you are making AMAZING power with that LT4 intake but it is holding you back.... Number one and keep in mind this is just IMO, but Tony and I just got done building top gun single plane LT1's although both are nitrous cars.... Distribution alone is going to kill the LT intake.... the vertical feed plenum is going to assure you of even air distribution in every cylinder. You won't be getting different holes at different A/F ratios... that alone should increase power... then i'd look into your cam and spin your car to 7500ish... I shift mine at 7400 naturally aspirated at 7400..... And it ran 10.62@127 mph and believe me because of my cam it's LAZY as **** on the motor.... it'll be an animal on spray...

Now onto big power with that block.... Big Rick who ran low 8's with his LT1 block said that the block took the power but every single pass they made that went faster than 8.1 knocked the bearings right out of the block... came from Wormboy himself's mouth..... So above and beyond all that block integrity doesn't seem to be too much of a problem... More of a bearing retention issue and possibly lifting the heads off the block. are your heads o-ringed????

Tony and I are racing towards the 9.08 nitrous record (although admittedly I have a bit of a lead right now since my solenoids are on the car and awaiting nothing but better weather to go out there and test) "removes knife from Tony's gut"

I as well after spraying this thing into the 8's am going to put some 8.5:1 pistons in it and hang a 94mm single off the front. I don't plan on changing anything else. BTW, who made your headers???? Cuz i'm going to be trying to get as many parts together while the car is currently running on nitrous before going to a turbo.... God tony we think alike huh???
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Old Jul 9, 2008 | 01:06 PM
  #23  
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Thanks for the compliments! I fabricated everything under the hood of the car. Yeah im going to rip my little baby cam out of the car and put that single plane on. No the heads are not o ringed. Since we got 5 bolts per cylinder theres no reason to as long as your running cometics. I have seen 45lbs a boost recently and as much as 36 running down the track spinning
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Old Jul 9, 2008 | 02:22 PM
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Yea Jason I would already have that accomplished if my rotating assy would have been balanced correctly the first time! Engine will be out by the end of the week, taken apart this weekend, crank fixed and re-balanced next week, and finally re-assembled the week after. So I am more than a month away from hitting the track again.
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Old Jul 9, 2008 | 03:51 PM
  #25  
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have seen 45lbs a boost recently and as much as 36 running down the track spinning
YOU MADE 45LBS OF BOOST?????? holy shiet..... sure you're boost gauge is grounded?? LOL! holy crap X2.....

you deserve the compliments man. You're only the third person AFAWK (we know) that has run in the 8's with an LT1..... at least the people that surf this site which is pretty much the biggest site on the net dedicated to late model f-bods...

Hopefully Shep and I become #4 and #5....

Yea Jason I would already have that accomplished if my rotating assy would have been balanced correctly the first time! Engine will be out by the end of the week, taken apart this weekend, crank fixed and re-balanced next week, and finally re-assembled the week after. So I am more than a month away from hitting the track again
Yeah I feel for you on that one. My builder did have to do some stuff to the Victor E that was done by aforementioned individuals to get it to fit properly. So i'm with you on that one.... As far as my deal I'm probably not going to run until sometime in August.... And then only on a 150 shot for tuning and datalogging purposes. Don't go crazy trying to beat the heat and hurt something Tone... It's friggin 108 in Norcal so I know it's like the surface of the sun in texas....

From what I hear about nitrous pro flow they set their tune ups on KILL... I'm thinking even with the 150 shot we should be able to dump in between 1.1 and 1.4 seconds..... Especially with the nitrous cam we are running. According to Lance we will be able to get back the power from the inefficiency of the cam OFF nitrous AND the additional power from the shot itself. NPF also jets for at the wheels power not flywheel. So a 150 is more like a 180 or so.... If the car goes sub 9.40 on the 150 shot I think we'll have 8's shortly thereafter...

Last edited by OutlawZ; Jul 9, 2008 at 03:57 PM.
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Old Jul 9, 2008 | 04:21 PM
  #26  
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speaking of heat you guys should look into E98. I don’t know how accessible it is down south but up here in the corn fields its 2hrs away. As soon as i start pumping it into my motor the temp gauge starts dropping instantly. It took quite a bit more fuel on the down side but if you research it doesn’t detonate . IT will pretty much take anything you can throw at it. I also made an extra 200hp up top with it. right now i got a weldon 2345 with 17 volts going to it. Then 160# injector’s static at 80lbs just to run it. I might have to step up to 360#ers if i increase the power. Good luck getting into the 8's. Hopefully i can make my was down to low 8's. I should have everything on the car in about 2 weeks. I would post up dyno comparisons but im doing a cam as well so that will throw things off
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Old Jul 9, 2008 | 04:31 PM
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Yeah my tuner and I as well as my engine builder talked about going the E98 ethanol alchohol route.....

I heard you don't even need to run a radiator with that stuff????? Imagine that's NOT on a streetcar... but you can basically size down the radiator to minimums.... Did you have to do something to your tank as well????? something about the metal so it won't eat thru it.....
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Old Jul 9, 2008 | 07:16 PM
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Originally Posted by OutlawZ
Yeah my tuner and I as well as my engine builder talked about going the E98 ethanol alchohol route.....

I heard you don't even need to run a radiator with that stuff????? Imagine that's NOT on a streetcar... but you can basically size down the radiator to minimums.... Did you have to do something to your tank as well????? something about the metal so it won't eat thru it.....
the ethanol you dont need to do anything with the tank or lines. Just alcohol you would need to start over if you used aluminum. Ethanol doesnt cool as well as alky so you still need a rad. Ethanol takes about 40% more fuel in my car, e85 about 25%.

Do you or tony have the wilsons elbow on your car? I just picked one up and was wondering if i should start looking for a new hood? i got the stock hood right now
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Old Jul 9, 2008 | 07:53 PM
  #29  
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Good Gawd that's a messapipes!
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Old Jul 9, 2008 | 11:24 PM
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Originally Posted by ttcamaro
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Do you or tony have the wilsons elbow on your car? I just picked one up and was wondering if i should start looking for a new hood? i got the stock hood right now
I have the PTE elbow. Same thing as the Wilson.





I would say you will more than likely need a cowl or SS hood.

btw can you run E85 with regular braided lines? What about a A1000 pump? Also what about the injector o-rings....do they have to be siliconized?
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Old Jul 9, 2008 | 11:47 PM
  #31  
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You WILL need a taller hood if you get a wilson/PTE setup, it clears the cowl but sticks up to high further down on the hood.

Im rocking the wilson setup too:




Last edited by Speed Density; Jul 10, 2008 at 12:20 AM.
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Old Jul 10, 2008 | 12:01 AM
  #32  
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man i hate yall guys, the setups are clean as hell keep it up.
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Old Jul 10, 2008 | 02:42 AM
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So you think a 2.5" harwood cowl is enough? Tony e98 you can run rubber lines. The ethanol doesnt eat the rubber like alcohol would. Actually if your breaking in a new motor E85 is the best way to do it. Try cleaning up oil with ethanol and see what happens. You can never wash the cylinders down with this stuff. As for the a1000 depending on how much power you got figure that pump will support 600ph on e98 and maybe 750-800 on e85. If aeromotive rates that pump at 14 volts you could throw a boost a pump on it and kick it up a few hundred horse

Last edited by ttcamaro; Jul 10, 2008 at 02:48 AM.
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Old Jul 10, 2008 | 07:27 AM
  #34  
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Originally Posted by ttcamaro
So you think a 2.5" harwood cowl is enough? Tony e98 you can run rubber lines. The ethanol doesnt eat the rubber like alcohol would. Actually if your breaking in a new motor E85 is the best way to do it. Try cleaning up oil with ethanol and see what happens. You can never wash the cylinders down with this stuff. As for the a1000 depending on how much power you got figure that pump will support 600ph on e98 and maybe 750-800 on e85. If aeromotive rates that pump at 14 volts you could throw a boost a pump on it and kick it up a few hundred horse

I just run the injectors off the A1000, sumped tank, and -10 feed -6 return. For the nitrous system I have a dedicated stand-alone fuel system. It will never run out of fuel! LOL

I would get a 3-4" cowl just to be on the safe side. I can't get E98 down here but I can get E85.
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Old Jul 10, 2008 | 02:26 PM
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Originally Posted by Tony Shepherd
I just run the injectors off the A1000, sumped tank, and -10 feed -6 return. For the nitrous system I have a dedicated stand-alone fuel system. It will never run out of fuel! LOL

I would get a 3-4" cowl just to be on the safe side. I can't get E98 down here but I can get E85.
it fits fine under your ss hood those are about 2-3" tall?
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Old Jul 10, 2008 | 02:57 PM
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Originally Posted by ttcamaro
it fits fine under your ss hood those are about 2-3" tall?
Yea you make a good point. I think my SS hood is around 3".
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Old Jul 10, 2008 | 05:18 PM
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Hey TT another option for you instead of going with an elbow.... I'm running an accufab throttle body and a Procharger blow thru carb hat for a supercharged application on a carb setup.... It fits great..... and it's lower profile than the elbow.... You'd probably still need a different hood tho... here's a pic of my engine bay...



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Old Jul 10, 2008 | 06:10 PM
  #38  
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OutlawZ your setup would be taller than a Milled elbow setup, you have to take in account your TB is mounted between the intake and hat. Where as the other setup a milled elbow with a forward facing TB would set lower easily.
I had a converted Supvic built back in the day that fit under a stock LT1 WS6hood. I never got to test fit it on my car but the person I sold it too did. Pictures still lurk around every now and then.

Another benefit that the Single plane intake offers not just the equal cylinder distribution but more air will actually see the piston, which in turn will equal more power.
When I talked to Wilson manifold not to long ago they told me the Supervic would be the best choice for my application if I was in the 7,000 rpm range. They told me to stick with my manifold choice at my rpm level of less than 6400.

I say go for the Single plane. Remember though not all Single plane intakes are created equal .
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Old Jul 10, 2008 | 06:14 PM
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wow that setup is crazy very nice with alot of power
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Old Jan 10, 2009 | 01:16 AM
  #40  
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you can tune out distribution issues with an XFI, i run a lt style Hogan's intake, and i do correct for fuel distribution, fwiw. great setup btw !
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