How to Identify a Holley Economaster Carb?

Answer The Holley Corporation has been creating specialty carburetors for cars, RVs, dragsters, boats and pretty much anything else with an engine for the last 100 years. For many hot rodders, it's a Holl... Read More »

Top Q&A For: How to Identify a Holley Economaster Carb

How to Jet a Holley Carb?

Each Holley carburetor comes with factory jets set for sea level elevation and a temperature of 70 degrees. For every 2,000 feet in altitude change, or 35 degrees of temperature change, the jets wi... Read More »

How to Tune a Holley Carb?

Tuning a Holley carb will include adjusting the fuel float level, the idle adjustment screw and the throttle plate cam. These adjustments will control the amount of fuel within the carburetor durin... Read More »

How to Clean a Holley Carb?

Holley carburetors have been a part of the family car for decades, but also help power race cars, specialty cars and some marine engines. One-barrel, two-barrel and four-barrel carburetors all work... Read More »

How to Lean a Holley Carb?

A Holley carburetor can be leaned either through the idle circuit or the main jets. The carb has main and secondary replaceable jets with its sizing numbers on its face. Leaning out a carburetor wi... Read More »