How to Troubleshoot a 2 Barrel Carburetor?

Answer The ubiquitous two barrel carburetor was used on millions of cars, trucks and vans for many decades before finally being replaced by fuel injection systems. Many vehicles are still on the road toda... Read More »

Top Q&A For: How to Troubleshoot a 2 Barrel Carburetor

How to Troubleshoot a Holley One-Barrel Carburetor?

The Holley one-barrel carburetor is the simplest of the Holley designs, with one intake bore, one throttle plate and one fuel delivery system. Because of this simplicity, troubleshooting will take ... Read More »

How to Rebuild a 4-Barrel Carburetor?

Proponents of fuel injection often refer to carburetors as "carefully metered fuel leaks." While somewhat pejorative, this phrase is a fairly accurate description of the purpose and function of a c... Read More »

How to Tune a Four-Barrel Carburetor?

Tuning a four-barrel carburetor for the highest performance requires jetting as well as adjustments. On a four-barrel carburetor, there is a primary side and a secondary side. Both sides are jetted... Read More »

How to Adjust a Two-Barrel Rochester Carburetor?

The two-barrel Rochester carburetor is designed with two adjustment screws, located in the front of the carburetor near the base. Adjusting the carburetor is fairly simple and the adjustment screws... Read More »