Graphite Head Gasket Kohler, Fits Cub Cadet,1000,1200,1250,1450 122 126 124One New Aftermarket Replacement Graphite Head Gasket for Kohler K Series and M Series Engines This graphite cylinder head gasket seals the joint between the cylinder head and engine block on Kohler K Series and M Series single cylinder cast iron engines, maintaining combustion integrity and preventing coolant or oil leaks. It is a direct fit replacement for Kohler 10 HP, 12 HP, and 14 HP horizontal shaft engines commonly found in Fits Cub Cadet,