and you're putting a 4V manifold and carb.
..... I should remember what you have....
(What manifold did you get, since it used to an oddball..)
I assume you've not planning on racing or spinning this
over 5K a lot.... I would think the 570 is just fine
for a 351C-2V headed motor....the 4V heads have huge ports
compared wi
Dan O'Reilly wrote:
>
>
> OK, one last carb question. 71 Mach, 351C. I'm upgrading from 2V to
> 4V. Got the manifold already (thanks, Ebay!!!) for a great price. What
> I'm waffling over is the size of the carb. I'm going with a Holley Street
> Avenger, and the question is: 570 or 670 cfm? From Holley's charts, the
> 570 should be good up to the 5000rpm range, with the 670 recommended
> past that.
>
> Any recommendations? I can buy a factory refurbed (and warranted) 570
> right now for $100, but I don't want to under-carb the engine.
--
Regards
--------------
Walt Boeninger
walt@boeninger.net
webmaster@norcal-saac.org
http://shelbytransam.com
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