WebPerformer Carburetor #1403 500 CFM With Electric Choke, Satin Finish (Non-EGR) $478.95. SHOP NOW. 1404. Performer Carburetor #1404 500 CFM With Manual Choke, Satin Finish … WebApr 28, 2016 · Quadrajet carburetors built after 1976, use an eight-digit casting number. These carburetors do not follow the identification numbers of previous years; they will start with either 1705 or 1708. The number …
THE CARBURETOR SHOP / Carburetor size selection criteria
WebDec 8, 2005 · CFM of the carb is determined mainly by the CI of the motor. Rule of thumb, since the GM plant used 780's on 402ciBB's, LT1 350's, and even 302's. I'd say you should be running atleast a 750. Stay away from edelbrock if you want to keep your full power potential. I only use edelbrock stuff on street only mild motors. WebNov 22, 2007 · Rule: For maximum performance, select a carburetor that is rated higher than the engine CFM requirement. Use 110% to 130% higher on single-plane manifolds. Example: If the engine needs 590 CFM, select a carburetor rated in the range of 650 to 770 CFM for a single-plane manifold. A 750 would be right. nova health on coburg rd
What CFM carb should I use? 460 Ford Forum
WebJan 9, 2024 · The second line contains the list number "3259-1". We can use this to look up information like jetting, proper rebuild kit, available replacement parts and more. ... The Master List shows that this … WebFeb 27, 2024 · A 600-cfm carburetor may perform quite well on a stock 350 Chevy. However, the minute you start weaving in power adders like a hotter cam, a dual-plane performance … WebJul 7, 2008 · 518 X 1.3 = 674 carb CFM (where 1.3 is a guess at the efficiency of your intake manifold.) ... But i have to also aggree that a "hot 383 " with lrg cam & good breathing intake/heads/exhuast could easily use more carb like 750-770cfm & maybe even 80cmf for a real hot setup but the 670cfm would be just fine for a "mild street 383" which is the ... nova health or