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Who has the most power NA..

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Old 05-25-2015, 06:41 PM
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sycraft
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Default Who has the most power NA..

I am wanting to stay NA as previous car was SC and it was great but really want a NA car to track and have fun with. Right now I am a little over 450 hp and 460 torque. Intake is next as I am working with 2 separate manufacturers to get the best results. I have not done Cam/heads yet, as if I do that I might as well build a 416. Lets see some numbers and mods to get it there.
Old 05-25-2015, 06:56 PM
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sycraft
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true, but it gets in the ballpark. Same as SC guys posting their numbers, its all relative. Really looking to see what combinations seem to work well together. I already have a Ported Tbody, E85 Flex, longtubes- no cats tuned with HP Tuners software. Intake will be a big improvement as I am pulling 4lbs of vacuum on the stock intake, it cant flow enough..
Old 05-25-2015, 07:11 PM
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Originally Posted by sycraft
true, but it gets in the ballpark. Same as SC guys posting their numbers, its all relative. Really looking to see what combinations seem to work well together. I already have a Ported Tbody, E85 Flex, longtubes- no cats tuned with HP Tuners software. Intake will be a big improvement as I am pulling 4lbs of vacuum on the stock intake, it cant flow enough..
intake, headers, E85 you will be around 475-480 rwhp
Old 05-26-2015, 03:26 PM
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Originally Posted by Higgs Boson
intake, headers, E85 you will be around 475-480 rwhp

So JUST intake, LT headers and E85 w/tune gets us 475/480whp?
Old 05-26-2015, 04:33 PM
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Originally Posted by \Boost Monkey/
So JUST intake, LT headers and E85 w/tune gets us 475/480whp?
should be right there, yes. ported manifold and TB won't hurt, might bump to 490-495. if you are inquiring about my failure to mention a tune, YES, you need a tune but that is a given, IMO. I tuned my car on the way home from taking delivery.

i put down 440 with only tune, ported intake/tb. need to get a minute to get back on the dyno with long tubes and CAI on E85.

Last edited by Higgs Boson; 05-26-2015 at 04:35 PM.
Old 05-26-2015, 04:53 PM
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Originally Posted by Higgs Boson
should be right there, yes. ported manifold and TB won't hurt, might bump to 490-495. if you are inquiring about my failure to mention a tune, YES, you need a tune but that is a given, IMO. I tuned my car on the way home from taking delivery.

i put down 440 with only tune, ported intake/tb. need to get a minute to get back on the dyno with long tubes and CAI on E85.
Nope, I knew you meant a tune also (ya is given), I was just curious like the OP the numbers that could be achieved with bolts-ons and E85/tune before going into cams/headwork etc. Crazy how much power can be made on these Merican N/A's with just bolt-ons. Not used to it but it's awesome.
Old 05-26-2015, 05:25 PM
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Originally Posted by \Boost Monkey/
Nope, I knew you meant a tune also (ya is given), I was just curious like the OP the numbers that could be achieved with bolts-ons and E85/tune before going into cams/headwork etc. Crazy how much power can be made on these Merican N/A's with just bolt-ons. Not used to it but it's awesome.
Only on these new LTx motors. They work real good.
Old 05-27-2015, 08:30 AM
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What would be your guesstimate for what I've pulled together so far:

Afe CAI
Corsa double helix straight tube
Borla Atak axle back
ARH mid-length headers w/high-flow cats

Trying to get the header install scheduled now. I am not running a tune...yet.

ported intake seems like the next step besides a tune?
Old 05-27-2015, 08:47 AM
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Originally Posted by Jack Be Quick Racing
What would be your guesstimate for what I've pulled together so far:

Afe CAI
Corsa double helix straight tube
Borla Atak axle back
ARH mid-length headers w/high-flow cats

Trying to get the header install scheduled now. I am not running a tune...yet.

ported intake seems like the next step besides a tune?
If it's a M7 car I would say 435-445, AUTO would be a little less. The mid-length headers are going to hold you back a little bit. It's going to sound great though. Post up some final numbers when it's complete.
Old 05-27-2015, 11:47 AM
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I think it might get 460 with a good tune. let us know!
Old 05-27-2015, 02:27 PM
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Originally Posted by Higgs Boson
should be right there, yes. ported manifold and TB won't hurt, might bump to 490-495. if you are inquiring about my failure to mention a tune, YES, you need a tune but that is a given, IMO. I tuned my car on the way home from taking delivery.

i put down 440 with only tune, ported intake/tb. need to get a minute to get back on the dyno with long tubes and CAI on E85.
If you want the intake and TB ported BER will take care of you for $450 including FREE shipping back to you. Check out our LS3 and LS7 results. Porting expertise is just that and we have proven ours again and again. In fact this will be the first C7 other than my new coupe so I will do $399 including shipping just to start the real world results in the C7 market.
Old 05-28-2015, 10:02 PM
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My car will be done very soon. I have tsp stage 3 cam, TSP headers, catless x-pipe, afe intake.
Old 05-28-2015, 10:04 PM
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Originally Posted by Cajun@BER
If you want the intake and TB ported BER will take care of you for $450 including FREE shipping back to you. Check out our LS3 and LS7 results. Porting expertise is just that and we have proven ours again and again. In fact this will be the first C7 other than my new coupe so I will do $399 including shipping just to start the real world results in the C7 market.
Do you have a website? I'm in hickory, and I may take you up on that offer.
Old 05-28-2015, 10:16 PM
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Originally Posted by ilivas
Do you have a website? I'm in hickory, and I may take you up on that offer.
We can turn your intake and TB in three days

The website is BERLSX.com but I believe this is what you are looking for

https://www.corvetteforum.com/forums...s3-intake.html

https://www.corvetteforum.com/forums...y-results.html

https://www.corvetteforum.com/forums...d-results.html
Old 05-29-2015, 08:35 AM
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NA you can make really good power with head and cams. My car had long tube headers, intake and tune. Once I did the Head/Cam I picked up another 85 whp and it makes the car pull like a banshee up top.

Head and Cam is the way to go, and it sounds wicked as well. I went with Texas Speed VVT II.

It is an expensive proposition though a lot of labor.

Porting the intake manifold is probably something I would do next.
Old 05-29-2015, 10:09 AM
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my results on e60...

Old 05-29-2015, 11:09 AM
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Guess I was pretty close.... :-) Go from E60 to E85 and you are there. 475-480.

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Old 05-29-2015, 02:38 PM
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Originally Posted by Higgs Boson
Guess I was pretty close.... :-) Go from E60 to E85 and you are there. 475-480.
Would you expect similar power gains from race gas as you would from E85 on an LT1?
Old 05-29-2015, 02:44 PM
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I would imagine you would get diminishing returns on c16 or similar race fuel that is higher octane. Generally, you get the most benefit when you're boosting.
Old 05-29-2015, 02:49 PM
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Originally Posted by 10mm_
Would you expect similar power gains from race gas as you would from E85 on an LT1?
yes an unleaded oxygenated fuel like VP101 would be similar but the cost will be higher.

VP101 online 5 gallons 65 dollar plus 57 shipping. yeah....$24/gallon

vs

E85 right now is 1.89 where I live. Available right from the pump like water from the fountain.

Leave the race fuel to the spec racing classes. E85 is where it's at right now.


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