Rotary 1370 Air Foam Filter Replaces Briggs & Stratton 27987, 27987S, 5001, 5001B, 5001D Replaces Briggs & Stratton: 27987, 27987S, 5001, 5001B, 5001D, and John Deere: AM-34963, LG27987, LG27987S Length: 4-5/8" Width: 3-5/8" Height: 1-1/2" Thickness: 1-1/2"