The Tecumseh 778207A is a genuine OEM spur gear designed for a wide range of Tecumseh small engines. This precision-engineered gear features 16 teeth, an outer diameter of 34.1 mm, and a bore diameter of 7.9 mm. It ensures proper power transmission and durability, essential for maintaining engine performance. This part is a direct replacement for the original, providing reliable operation in demanding conditions for models such as H30, H50, H70, and many others.