A B1797209 AI GUIDE PUSH ROD model 11A 020W765 This aftermarket replacement inner clutch This aftermarket replacement inner clutch disc is designed for the dual stage clutch system found on Fits International Harvester Fits FARMALL and standard tractors from the late 1950s through the 1960s serving a wide range of Fits Massey Ferguson and Valtra (Valmet) tractor series including the 3000 Compatible with a wide range of Fits Briggs and Stratton single cylinder engines used in lawn mowers Fits Briggs & Fits Stratton Small Engines: Used across a broad range of single cylinder Fits Briggs & Fits Stratton engines powering lawn mowers (push and riding)