Briggs & Stratton Air Filter Cartridge 394018S
Air Filter CartridgeModel Number: 394018S
Used on most 12.5-21.0 Gross HP horizontal crankshaft L-head twin cylinder, and Vanguard OHV V-Twin engines. Contains air filter cartridge (394018S). Pre-cleaner (272490S) sold separately. Fits model numbers 303400, 303700, 304400, 350400, 350700, 351400, 351700, 354400, and 384400.
-NOTE: NOT FOR ENGINE MODEL SERIES 380400, 380700, 381400, or 381700. FOR THESE ENGINE MODELS USE AIR FILTER 692519
