Edelbrock Narrow Band LED Air-Fuel Ratio Monitor. For use with all aftermarket carburetor and EFI kits.
The Edelbrock part #6593 Narrow Band LED Air-Fuel Ratio Monitor was designed for use with all aftermarket carburetor and EFI kits. The kit comes complete with an LED light display, oxygen sensor, sensor bung and wire harness.
- Displays Actual Air/Fuel Mixture
- 5 Gaskets Per Package
- Improve Ignition Spark Advance Curves