Thread: 1993 Trans Am
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Old 06-05-2009, 02:06 PM   #47
Formulalt1
 
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Quote:
Originally Posted by Shownomercy View Post
Yes.

Assuming the 425 with a 355ci, that is almost a 150 HP gain with 5psi....
I don't get it?. Are you questioning it? . 14.7 is equal to 1 atmospheric pressure equaling 100% increase (without calculating in parastic drag), so 435 divided by 3 ='s 145+435='s 580.
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