Kohler 25 050 22-S1 Fuel Filter, 2 Pack Genuine OEM Kohler Parts Fits several Kohler engines, including: CH11-CH16, CH18-CH25, CH410-CH450, CH620-CH730, CV13-CV25, CV430-CV493, CV670-CV730, SV470-SV740, TH16, TH18, TH520, TH575 Fits fuel line: 1/4" and 5/16" ID Micron: 51