How to tune a quadrajet. Video response to smoot screwdriver series.

How to tune a quadrajet carb to edelbrock specs improve cfm and fuel flow .

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How to de-bog your Quadrajet part 1
Sorry guys, I got the videos a bit out of order. The Rochester Quadrajet has gotten a bad rap over the years, often called a Quadrabog or Quadrajunk. In fact, this is a great multipurpose carbureter once you understand how they work and what not to do to them. In this clip I introduce you to the Quadrajet and begin explaining the theory of operation of these units. Enjoy!

How to adjust carburetor mixture screws
Here's how to find and adjust the mixture screws on your carburetor. If you are doing an initial setting after rebuilding, turn each screw out 2-1/2 turns from lightly seated as a baseline to get the engine started. Note that metering-block style carbs such as Holley and Demon more often have one or 2 mixture screws in each metering block depending on the number of venturi. Also those may not be located at the bottom of the carb as in factory carburetors.

Tunning Rochestor Quadrajet 4 barrel Carburetor
Tunning Rochestor Quadrajet 4 barrel Carburetor. Thanks to my big bro Christopher Moua. Please like and subscribe if you find this video helpful. Warning: you may not copy or reproduce my video or any part of it without my consent!!!!!

How to fix a Quadrajet that floods or runs rich part 1 of 2
In this video I show you what to check if you have a Quadrajet that is flooding or running rich.