Fits Briggs & Stratton 9, 9B, 9F, 9R, 100200 Series, 130200, 131200 Series (5 HP Horizontal), 170400 Series (7 HP Horizontal), 170700, 171700 Series, 190400 to 190799 (8 HP Horizontal), 1954 - Series (8 HP Horizontal). Also fits Clinton & Kohler (4-8 HP) (OEM Type).