The BRIGGS & STRATTON 591852 Engine Carburetor helps deliver the proper mixture of fuel and air for smooth and consistent engine operation. It regulates fuel flow and combines it with incoming air before the mixture enters the engine for combustion. This genuine replacement carburetor is designed for compatible single-cylinder engines and can help restore performance when the original... https://www.wholetoolbox.com/briggs-stratton-591852-engine-carburetor/591852.html