While all modern cars use computer-controlled fuel distribution systems, there are still many vehicles on the road that employ the traditional carbureted method of fuel delivery. Before electronically controlled fuel systems were developed, vehicles relied on mechanically operated fuel delivery systems, oftentimes in the form of carburetors to supply the engine with fuel. While carburetors are not really considered commonplace anymore, for many decades they were the preferred method for fuel delivery, and working with them was a much more common occurrence. Although not many vehicles with carburetors remain on the road, it is imperative that the ones that do are properly tuned and adjusted to achieve optimum performance.
How to Tune and Adjust Your Carburetor | YourMechanic Advice
Base line Settings. Your settings with engine running. It is important to follow all linkage and lever installation instructions. The number one and two reasons for tuning errors are improper linkage installations and over tightened linkage nut, causing a binding in linkage assembly.
A carburetor American English or carburettor British English is a device that mixes air and fuel for internal combustion engines in the proper air—fuel ratio for combustion. Carburetors have largely been supplanted in the automotive and, to a lesser extent, aviation industries by fuel injection. They are still common on small engines for lawn mowers , rototillers and other equipment. The word carburetor comes from the French carbure meaning " carbide ".
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