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Just bought a 1976 Auto L82 with stock Q-jet. Motor is stock and has about 30K on it. I want to add a beefier carb with mechanical secondaries, keeping the stock manifold.
Has anyone done this and what were the results?
I was thinking about a Holley or an Edelbrock spread bore.
Please let me know your thoughts as I want to buy this at Carlisle.
The above post is exactly correct. The Q-Jet you already have is more carb than you will ever need. It also has the capability of being economical when you don't push the secondaries. A Holley can't do that!
Any good, well-built carb which has enough capacity for your engine can be tuned strictly for performance....and you will get the same results from them all. But, that means the Q-Jet you already have can do that as well. Save your buck$; learn about the carb you have and work on it to make it 'sing'. Buy a copy of Cliff Ruggles booklet on "How to Rebuild and Modify the Quadrajet Carburetor" for less than $20. Doug Roe has a similar booklet and it has good info on the inner workings of the Q-Jet. But, Ruggles book is much better on how to rebuild and modify the carb.