OVERHAIL KITS INCLUDES 2 NEW PISTONS WITH RINGS, 2 INTAKE, 2 EXHAUST VALVES. GASKET SET, CRANKCASE SEALER, CRANKSHAFT SEALS & VALVE SEALS. USED IN THESE KOHLER ENGINES: CH18, CH20, CH22, CV18, CV20, CV22, CH620, CH630, CH640, CH641, CV620, CV630, CV640 77MM BORE. 2- PISTONS 25-874-46-S PISTONS STANDARD BORE 77MM. GASKETS & SEALER WITH 2 CRANKSHAFT SEALS. THESE ARE HIGH QUALITY PISTONS & RINGS, GASKETS, SEALS & SEALER THAT ARE NOT MADE IN CHINA OR TAIWAN. FITS THE FOLLOWING KOHLER COMMAND SERIES ENGINES. This item is in the category “Home & Garden\Yard, Garden & Outdoor Living\Lawn Mowers, Parts & Accessories\Lawn Mower Parts”. The seller is “llrdbrn” and is located in this country: US. This item can be shipped to United States.