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Injector size for turbo?

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Old Dec 31, 2005 | 07:26 PM
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Default Injector size for turbo?

Looking for some guidance for picking injectors. Right now I have a 2001 LS1 motor that I am adding a turbo to. All internal are stock except cam, which is a turbo cam. I can't remember off hand what turbo I have lined up (it's on my work computer ) belive it's a 60 series or so. Was planning to run 5-7lbs of boost.
Opinions??

Thanks
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Old Dec 31, 2005 | 07:30 PM
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Running stock internals will set you at a maximum reliable 500-550rwhp with a good tune. In that power range you would be best suited with some 42lb injectors. IMO a T76 is a bit overkill for the power you are after. You would get a much quicker spool with a smaller turbo i.e. T61 or T67.
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Old Dec 31, 2005 | 07:48 PM
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I edited my post about the turbo size but I guess it was after you posted. I did go with a smaller turbo and 500-550 is about all I really wanted...for now
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Old Dec 31, 2005 | 08:23 PM
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you can do the stock injectors til 450-475rwhp then the duty cycle of them is too high....if you plan on making alot more later skip over the 42#ers and get the 60#ers so u have room to grow and dont have to buy twice.
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Old Dec 31, 2005 | 08:28 PM
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OK, found the turbo. It'a a Master Power GT45. I talked with Jose at Forced Inductions a few times and that is the one we came up with.
So I will at least go with the 42's. Before I outgrow that turbo I would have to get a new rear axle and transmission. Not quite ready to do that
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