Air Filter for Tecumseh and Craftsman Vertical Shaft Engines. Air Filter Dimensions: 2-7/8" x 1-3/4" x 2-7/8" Item: 490-200-0020, 35066, 63087A O.E. Replacement Part Number: TAF-121 , 35066 , 100-222 , 12784 , 12934 , B1SB2784B , 14188 , 63087A , 30-301 , 056-030 Features Fits Tecumseh 3.5-4 hp Tecumseh vertical shaft engines Replaces Tecumseh OE # 35066 and Sears # 63087A Contains one air filter