Most of the engines now-a-days use Electronic Fuel Injection (EFI) system for better combustion, fuel economy and emission control. But old carburetors are still there in some engines.
This video explains, not in too much detail, how a 28mm Walbro diaphragm carburetor works (using mainly schemes to point out what happens inside). It explains what occurs at the venturi, what the butterfly valve is for, how the needle doses the amount of fuel, and how does the diaphragm slide adj...
Trouble shooting engines can be very frustrating especially if you don't know anything about carburetors. This course shows how the carburetor works. It shows you why it works and some of the other functions of a carb. Visit Go Kart Guru.com for more details.
Buy the "Holley Installation & Tuning" DVD store.boxwrench.net Holley Installation & Tuning DVD: Quick Start Tuning Now that your new carb is installed, double check all the connections and fire it up. You need to check for fuel leaks immediately. If detected, shut the engine off and fix the prob...
Buy the "Holley Installation & Tuning" DVD store.boxwrench.net Always remove the negative battery cable from the battery terminal. This will ensure that their is no chance of a spark igniting a fire with the gasoline. Properly removing your old carb starts with labeling all the vacuum hoses, elec...
Idle speed and idle mixture are the two most common adjustments made to carburetors, and these adjustments start by warming up the vehicle to full engine-operating temperature. Find out how to perform a lean-drop adjustment with help from an ASE-certified master automobile technician in this free...
