Rule of thumb for head flow vs application

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Rule of thumb for head flow vs application #932988 02/20/11 12:23 PM 02/20/11 12:23 PM
Joined: Sep 2003 Posts: 650 Kansas R racincuda OP mopar
racincuda OP mopar R Joined: Sep 2003 Posts: 650 Kansas	Im working on a mild 340 build and was wondering if ther is a rule of thumb guide for head flow vs the application or cubic inch of engine

Re: Rule of thumb for head flow vs application [Re: racincuda] #932989 02/20/11 01:52 PM 02/20/11 01:52 PM
Joined: Nov 2006 Posts: 1,458 oklahoma F forphorty pro stock
forphorty pro stock F Joined: Nov 2006 Posts: 1,458 oklahoma	about 2 intake cfm per hp. In other words, you need 200 cfm for 400 hp, 250 cfm for 500 hp, 300 cfm for 600 hp, etc. Of course there are alot of variables. Forced induction can get by with less.

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