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You guys care to guesstimate my HP?

Posted By: JoesMopar

You guys care to guesstimate my HP? - 04/11/13 11:21 PM

The engine is a 408 stroker.

Here's the run down on the parts:

Edelbrock closed chamber heads (unported)
Holley 770 Street Avenger
MP ignition w/orange box
Air Gap intake
Lunati Voodoo hyd flat tappet 276/284, .513/.533 (@ 050 234/242) 110 LSA
9.9:1 CR w/ Icon forged pistons
Cloyes double roller
stock 360 manifolds (for now) from a police car


So what do you guys think? I'll step up to headers at some point but plan on using the exhaust manifolds for now until it gets broke in and I find headers that will actually fit.

Thanks in advance
Posted By: d-150

Re: You guys care to guesstimate my HP? - 04/11/13 11:30 PM

390hp
Posted By: dogdays

Re: You guys care to guesstimate my HP? - 04/12/13 12:23 AM

520 with the headers.
R.
Posted By: 71yelladustr

Re: You guys care to guesstimate my HP? - 04/12/13 12:54 AM

415-420 h.p. with manifolds. 450+ h.p. with 1 7/8" primary headers.
Posted By: RobX4406

Re: You guys care to guesstimate my HP? - 04/12/13 01:36 AM

440-450hp with iron manifolds
Posted By: JoesMopar

Re: You guys care to guesstimate my HP? - 04/13/13 06:37 AM

Cool, thanks for the estimates. I'm never quite sure how to "add" the performance gains on an engine.
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