Kohler 237421-S Precleaner

Fits select Kohler K-Series K301 single-cylinder engines, including multiple K301 engine specifications used across lawn and garden equipment. This includes K301 models such as K301-47738, K301-47739, K301-47740, K301-47748, K301-47750, K301-47752, K301-47755, K301-47760, K301-47774, and K301-47779. Fitment may vary by engine specification—confirm your original Kohler part number 237421-S before ordering to ensure compatibility.