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Nitrous, Turbo or Blower on a bone stock LS1

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Old 01-27-2010, 09:45 PM
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Default Nitrous, Turbo or Blower on a bone stock LS1

In a month or so Im looking to pick up/build a new but somewhat quick daily driver. I have my "track queen" so im not looking for 9s or bottom 10s just yet. Although I still would like to be able to drive from school to work and the track without a problem and run a decent number while possibly maintaining 19+ mpg highway. In your opinion what do you think would be a better combo for daily driving. What basic mods ( cam,intake,gear,stall) would I have to get in order to support one or the other. I also have a decent 15k to play with but that's car and all.

I appreciate it guys figure LS1tech best place for this question.


- Mike
Old 01-27-2010, 09:48 PM
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u could buy a killer dd and still have cash for that lol
Old 01-27-2010, 09:53 PM
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haha well I have found numerous " Street Cars " on racing junk and such but how reliable are they really?... I dont know. I plan to keep it in the chevy family just do to the fact that the LS1 is so reliable and Im KIND OF worried about mpg lol I dont need a 400 plus cubed "DD" lol
Old 01-28-2010, 04:03 PM
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You can pick up a decent 98-2000 for ~7000-8500

n2o would be best to preserve MPG's on a DD.

TNT n2o kit
Healthy mid-upper 220's cam
Used 205 AFR heads
spare rims w/ DR's/slicks
Performance rebuild/ 2800-3200 stall
used 12bolt for out back ~3.42/3.73 gears
Adj. T/A
Adj. PHB

You should be able to go low 11's without much issue and have money left over from a 15k budget.

Last edited by djsanchez2; 01-28-2010 at 04:10 PM.
Old 01-28-2010, 08:49 PM
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Ahhh thanks Dj, detailed combo I like it lol Would the heads be necessary to get into the bottom 11s? I take it porting the stock heads wouldnt do too much good. I consider that the AFR's would be the deciding factor on the gas mileage and the main factor on the ET, so long as getting the AFR's wont drop the mileage too bad then this seems so far as a good idea. Thanks!
Old 01-28-2010, 11:43 PM
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I dont think you will get 19mpg with a stalled auto. Honestly if you want a quick street car get a 6 speed that will help your mpgs also. I dont know if i would want a nitrous bottle sitting in the heat in my daily driver. If i were you i would run a roots blower with a safe tune.
Old 01-29-2010, 01:27 AM
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Yes, I do agree somewhat with that. Although Id prolly only throw the bottle in the car when I go out to do something. However then that defeats the purpose sometimes.

I have heard of roots style blowers having bypass valves or something that they can be somewhat efficient but Im no expert.
Old 01-29-2010, 12:45 PM
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Originally Posted by djsanchez2
You can pick up a decent 98-2000 for ~7000-8500

n2o would be best to preserve MPG's on a DD.

TNT n2o kit
Healthy mid-upper 220's cam
Used 205 AFR heads
spare rims w/ DR's/slicks
Performance rebuild/ 2800-3200 stall
used 12bolt for out back ~3.42/3.73 gears
Adj. T/A
Adj. PHB

You should be able to go low 11's without much issue and have money left over from a 15k budget.
thanks for the info mate.
Old 01-29-2010, 04:17 PM
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for a DD with descent power and mileage id go with just bolt ons NA.
Old 02-12-2010, 01:54 PM
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I would say Nitrous. I have a daily driven FireHawk. Mods are Nitrous, headers and a mild cam. 618rwhp. I love the nitrous cause its only there when i need it. Makes for a great daily driver.
Old 02-12-2010, 04:13 PM
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Nitrous would be more cost effective. but you can never run out of boost.
Old 02-13-2010, 11:47 PM
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Originally Posted by FstEnf4u440
Yes, I do agree somewhat with that. Although Id prolly only throw the bottle in the car when I go out to do something. However then that defeats the purpose sometimes.

I have heard of roots style blowers having bypass valves or something that they can be somewhat efficient but Im no expert.
That is true about the bypass valve on the blowers, but there are VERY few companies that make a root style blower for LS1 F-bodies. On top of that they run minimum 5K plus when you count all the supporting mods you will need for the rest of the car.

AFR's have one of the better ports on the market, they are not just hogged out. They are specifically designed to maintain goot flow characteristics are all RPM's and should not have any negative affect on a sanely driven car with a mild cam.

Also the stalled auto losing mpg is mainly on higher stalled autos with a loose converter. If you pick a nice tight lock-up converter you should not lose too much off your DD mpg range. Look at Yank/Vigilante for a converter, sure they are on the expensive side but you get quality parts that are well researched.

Also the 11's i am talking about are DEEP 11's not 11.90's
Old 02-16-2010, 03:22 AM
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Originally Posted by cambirdracing
Nitrous would be more cost effective. but you can never run out of boost.
depending on weather, heat soak can be a concern for a daily driver. Yes you will still have the power but it may not be as efficient. Nitrous however is the least effected by heat as far as forced induction goes.



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