When it comes to selecting a carburetor for your race engine it can be confusing when looking at all the options that are available.
Most people think bigger is better but is it really? Whether you are selecting a street, high-performance street/strip or a race only carburetor, there are several factors that should be considered before making your final selection.
The first thing that should be considered when selecting a carburetor is the appropriate airflow capacity or CFM (cubic feet per minute). The carburetor must flow an adequate amount of air to meet the engines needs. If you were to put a carburetor on an engine which did not flow enough CFM, the engine is restricted and will not meet its full potential. On the other hand, if the carburetor size is too large, the engine more than likely will bog down which will also not allow maximum performance.
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