A-B1691315-AI FILTER-A/C FOAMOne New Aftermarket Replacement A C Foam Air Filter Fits Briggs and Stratton Small Engines This foam element air cleaner filter protects your Fits Briggs and Stratton (B&S) small engine from dirt and debris ingestion. Designed for use in the air cleaner assembly on select 9, 11, and 13 cubic inch Fits Briggs and Stratton engines commonly found in push mowers, riding mowers, and other outdoor power equipment. The foam element must be lightly oiled with