Yamaha Motor Co., Ltd. 341-11181-03-00 Cylinder Head Gasket

The Yamaha 341-11181-03-00 Cylinder Head Gasket is a high-temperature, high-pressure composite seal designed for the interface between the cylinder head and engine block on Yamaha TX750 motorcycles from 1973 to 1974. It seals the combustion chamber and prevents oil and coolant leakage, supporting proper compression and engine reliability in vintage Yamaha rebuilds. OEM part number 341-11181-03-00, this gasket is listed as discontinued / limited availability in OEM inventory, with common replacements including Yamaha 341-11181-11-00, 341-11181-13-00, and 256-11181-00-00. Used by maintenance teams and engine rebuilders for restoration projects where sealing integrity and proper thermal performance are critical.