LT1 Based Engine Tech 1993-1997 LT1/LT4 Engine Related

tb and bigger injectors on a cc306 + all bolt ons, is it worth it?

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Old Jan 23, 2007 | 12:58 PM
  #16  
ulakovic22's Avatar
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I don't know if injectors are made with a minimum pulse width, but no matter what an injectors flow is, you can tune the pulse width to only deliver a certain amount of fuel so I don't see the problem. Obviously you don't want to go overboard with a 160# injector, but I don't see a problem with using a 36-42# injector as long as it's tuned right. Is there such a thing as too big a fuel pump? No, because the regulator is set to give you what you need same as the tune regulates your injector.
Old Jan 23, 2007 | 01:15 PM
  #17  
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Originally Posted by speed_demon24
Go throw 160 lb injectors in your car and get back to us on how it idles.
Thats if the motor hasn't already died from washed down cylinder walls.
Old Jan 23, 2007 | 01:31 PM
  #18  
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i know if i buy injectors i would need to look towards the future and with that said i would like to end up with a le2 and a 100 shot. so with this in mind i would think i would need at least 42lbs for that and if it would work with my current set up i think it would be my best option. would this work?
Old Jan 23, 2007 | 04:15 PM
  #19  
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Anywhere from a 36-42# injector would be fine for an LE2 and dry 100 shot. Make sure your fuel pump is up to the task though.
Old Jan 24, 2007 | 01:11 AM
  #20  
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ok with that part out of the way is a ported stock tb where i should for or the 58mm? i have always thought that 58 was overkill but i could be wrong.
Old Jan 24, 2007 | 08:22 AM
  #21  
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You need to do alot of research and listen to people who have done all of this before. 42lb injectors and a 58mm tb....is way overkill

I know people that have made 400 plus with the stock injectors and stock TB. Its not streetable so a 52 and 30's would probly get you where you need to be....all of it can be tuned to work but it won't be optimal, I see these same questions asked over and over everyday and people seem to still make the same mistakes over and over. All the biggest parts are not going to make you fast...Its all about everything working together
Old Jan 24, 2007 | 08:42 AM
  #22  
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Originally Posted by Critter
ok with that part out of the way is a ported stock tb where i should for or the 58mm? i have always thought that 58 was overkill but i could be wrong.
I would say a ported stock throttle body would be more then adequate for a cam only car.
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