A-B1396424S-AI FILTER-A/C CARTRIDGEOne New Aftermarket Replacement Air Filter (A C Cartridge) Fits Briggs and Stratton (Fits Briggs & Fits Stratton) Engines This round style, pleated paper air filter cartridge fits the air cleaner assembly on Fits Briggs and Stratton (Fits Briggs & Fits Stratton) L Head Series small engines rated at 9 13 cubic inches displacement (2 5 HP). It cleans air entering the carburetor, trapping dirt and debris to protect internal engine components and maintain