500 EFI question

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08-13-2015 | 02:38 PM

#21

tf2ttt

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Joined: Jul 2015

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From: Indian Lake, Ohio

Quote:

Originally Posted by VoodooRob

You've been doing your research don't know if you are aware 500 EFI is rated 470 HP at the propshaft, 525 EFI is rated 525 at the propshaft.

Yeppers. Thanks!

08-13-2015 | 03:31 PM

#22

Wildman_grafix

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Joined: Jun 2007

Posts: 7,329

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From: Merritt Island, FL

Quote:

Originally Posted by VoodooRob

You've been doing your research don't know if you are aware 500 EFI is rated 470 HP at the propshaft, 525 EFI is rated 525 at the propshaft.

That sounds about right we ran mine on a dyno with full accessory's and wet headers. They were right at 511 and 515.

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