Adjusting Holley & Demon Mixture Screws

Adjusting Holley & Demon Mixture Screws

Adjusting Holley & Demon mixture screws. The first step is to set the curb idle speed to between 750 and 850 RPM, then check ignition timing and adjust if necessary. Now we are ready to set the mixture screws (Holley part # CS1540, Demon Part CS1540KH). Your...
Holley Specs HP Series

Holley Specs HP Series

Holley 4150 hp carburetors have NO choke tower. The main body has a radiused air entry instead. The carburetor identification number on the HP series are stamped into the THROTTLE SIDE of the main body. Holley Carburetor Specs 4150 HP Series Here we have gathered all...
Edelbrock Carburetor Specs

Edelbrock Carburetor Specs

Allstate Carburetor has been providing tuning information about Edelbrock carburetor specs since Edelbrock started making them. ACFI is happy to provide the specs many of you have asked for, all compiled into 1 place. For a more complete version you can click here and...
Holley Double Pumper 4150 Specs

Holley Double Pumper 4150 Specs

Allstate Carburetor is providing the Holley Double Pumper 4150 Specs. ACFI is happy to provide the specs many of you have asked for all compiled into 1 place. All of the parts listed below are available on our website. To locate and identify your Holley carburetor the...
Carter Competition Series AFB Specs

Carter Competition Series AFB Specs

Once again Allstate Carburetor is providing what has been lost or left behind in the information world of Carter Competition Series AFB Specs. ACFI is happy to provide the specs many of you have asked for all compiled into 1 place. All of the parts listed below are...