Oregon 49-034 Primer Bulb Tecumseh 632047 Outer Diameter of 1-inch Height of 3/4-inches Replaces Tecumseh part number 632047 Has an outer diameter of 1-inch and a height of 3/4-inches Fits TNT100, TNT120, ECV105, ECV110, ECV120 and TVS series with retainer clip Dual system carb not vented