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How to rebuild a Rochester Quadrajet part 3

Finishing up the disassembly.


 


More Videos...


How to rebuild a Rochester Quadrajet part 4





How to rebuild a Rochester Quadrajet part 2
Continuing the disassembly process.





How to rebuild a Rochester Quadrajet part 5





How to rebuild a Rochester Quadrajet part 6





How to rebuild a Rochestor Quadrajet part 1
Introduction and beginning the disassembly process





How to rebuild a Rochester Quadrajet part 7





How to rebuild a Rochester Quadrajet part 8





750 vs. 800cfm Rochester Quadrajets-how to tell them apart
There exists a ton of misinformation regarding the actual airflow capacity of the Rochester Quadrajet. Not many people know how many variations there are or how to tell them apart. Here is a simple video explaining how to identify each size based on casting design. I will cover the "cfm-limited" carbs in a separate video.





for Tim - Rochester tips





How to adjust carburetor mixture screws
Here's how to find and adjust the mixture screws on your carburetor. 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.





Identifying Quadrajet vacuum ports
I always see a lot of questions about what various vacuum ports do on a Quadrajet. Here's a general guide that will point you in the right direction. Remember that there were many different Qjets over the years and vacuum port locations and number will vary. This video is representative of 1975-90 carbs. Enjoy!





How to diagnose a Quadrajet part 3
Let's take a look inside





How to diagnose a Quadrajet part 2





How to debog your Quadrajet part 3
In the first two videos we looked at operational theory of the Quadrajet. In this episode we'll explore a couple mistakes the home mechanic often makes in an effort to improve the performance of this unit.





Chevy HEI Distributor: Shimming and timing info
Shimming an HEI Distributor to fix excessive gear endplay. Also talk about timing curves.





Which car is faster? Which Car is Faster?




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