1.Air filter size: Width: 2.63" Length: 4.33" Height: 1.38" 2 holes, 1.1" ID for push mowers: Briggs & Stratton 550e, 550ex, 625ex, 725exi series engine 09P000 4 series Eco-Plus 575EX Stens :# 102-851. 2.Suitable for models 09P702 9 / 10, 0HV140 CC 500 to 550 E, EX series for lawn mowers. BS-798452 Briggs and Stratton. 3.Suitable for 675exi series engine models 103M02 and 725exi series engine models 104M02 Briggs & Stratton 798339 for example. Suitable for models 9,08P5, 09P6, 09P7 334404 air filter. 4.Suitable for part number Craftsman Troy-Bilt Toro Cub Cadet Bolens Remington 93377 Stens 102-851 30-168 Rotary 14364 push mower air filter. 5.Note: The product is a replacement part, not an original, high quality product.