Oregon 30-920 Foam Pre-Cleaner Replacement for Briggs & Stratton 270782, 271794, 271794S, 24518 For Oregon 30-044 7-1/4" L x 3-3/4" W Pre-oiled Foam Pre-cleaner Replaces Briggs # 270782, 271794, 271794S and Ariens 24518