The Cal-look Lounge

Cal-look/High Performance => Pure racing => Topic started by: Jim Gillum Racing on July 07, 2014, 02:00:08 am



Title: CFM rating
Post by: Jim Gillum Racing on July 07, 2014, 02:00:08 am
Can anyone tell me the cfm rating for a 34 pict carb?


Title: Re: CFM rating
Post by: modnrod on July 07, 2014, 05:55:04 am
Using a 4BBL Holley flow rating, stock they are about 110cfm or so, and about 150cfm with a 7/16" throttle plate and a 28mm venturi.
 ;D

(Many years ago compared with a Holley 1850 and 4412 on a bench).


Title: Re: CFM rating
Post by: Jim Gillum Racing on July 07, 2014, 18:48:42 pm
Thanx Mod.