KOHLER 25 083 03-S Engine Air Filter For CH25, CH26 And TH16 Models With Canister-Type Filter KOHLER Genuine Part Safety (HD A/C); for CV493, Triad OHC 1-3/8-inch inside diameter, 1-5/8-inch outside diameter, 6-3/4-inch height Cylindrical shape Warranty - 90 days against defects in materials or workmanship