How much HP

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12-13-2011, 10:00 PM

Sladester2

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How much HP

Hey guys I am starting to mod, how much horsepower is expected, if everything goes perfect, from a lid, LT headers, ORY, cutout, and a good tune? I dont know exactly what a stock Ls1s factory Horsepower is but what do you think it would be after this?

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12-13-2011, 10:17 PM

Uwilllosetomy93lt1

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50-70 horsepower depending if an auto or manual trans...

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12-13-2011, 10:30 PM

Sladester2

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manual, so what do you think it would be after these upgrades? 3 something?

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12-13-2011, 11:23 PM

MRMonster

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I have almost the same step as you, but mine is a 2001 so I have a different intake(ls6).
I dynoed 330rwhp and 350rwtq

You should be right around there.