🔍 Enhanced SEO: Edelbrock 6593 Air/Fuel Ratio Gauge for Improved Performance Review

This works well. but it will help more if i was turbo or supercharged and need more fuel. My carbs run from 12.5 to 13 and that's it.

I have a '66 Mustang and anyone who has ever owned a car with a carburetor knows how difficult it is to get it right. I used a vacuum gauge to tune the car, added a better distributor for a hotter spark, but always ran rich. Once I added this little thing, a few quick turns on the adjustment screw and everything works great.

Just installed in the car. Check the earth resistance according to the instructions. Test bench tested sensor 02. . Both the circuit board and the oxygen sensor have failed. now I'm SOL because I was waiting to install the sensor after the car came back from the paint shop. I've been using Edelbrock products since I was 15 years old. I'm in my fifties now and this was the first defective part I've ever received from them! I cannot currently recommend this product.

Most carburetors that are purchased for a mid-size hot rod are calibrated WAY too rich. With this device you can effectively tune/calibrate/modify any carburetor circuit. Most people use Holley and they are easily customized to the user's intended purpose. Most tuners swap out the "main" injectors, but the car will mostly run on transition or idle circuits unless you're just involved in drag racing. With this product, you can track your actual fuel consumption in any driving situation. Often…

This tool operates at 2000 degrees when properly placed. not true, but makes it clear how quickly "read” really is. Display on a 4 cylinder engine when the connector is seated on the exhaust manifold connection faster than the eye can follow. It goes over the top when your system is lean and it may look like a glitch, but it's only telling you the truth. It's a learning tool that tells you what you wanted to know right away, whether you like the result or not. For example, reading 12.5 at idle…