Author Topic: cfm question (Read 1315 times)

Tim175 · « **on:** October 24, 2009, 09:26:53 PM »

ok so a 351M (400) bored .60 over, would a 670 cfm holley street avenger be too small? thanks if anyone knows

Jeff73Mach1 · « **Reply #1 on:** October 25, 2009, 03:13:25 PM »

No, it should be about right unless you are running a real hot cam and low ratio rear end that will have you spinning up over 6000 rpm regularly.

Tim175 · « **Reply #2 on:** October 25, 2009, 04:28:12 PM »

well i was gonna put a roller cam in, a COMP cam for sure, just not sure which one yet, with roller rockers. as for the gears, probably 3.73's.

Soaring · « **Reply #3 on:** October 25, 2009, 05:33:59 PM »

I agree that it sounds just right for your application. After you upgrade, you might want to re-think, but for now, you are dialed in just right.

Tim175 · « **Reply #4 on:** October 25, 2009, 05:51:58 PM »

Alright, thanks for the replies guys, appreciate the help.

V8 Ford Mustang forums