Yamaha Motor Co., Ltd. 63M-W0001-01-00 Gasket & Seal Kit

The Yamaha 63M-W0001-01-00 Gasket & Seal Kit is a complete engine sealing kit designed for Yamaha marine top-end rebuilds and overhaul work. Commonly installed in Yamaha WaveRunner 1100 engines, including Wave Raider and Wave Venture models from 1995–1997, it seals the cylinder head, base, exhaust, and related seals to prevent compression loss and leaks. Kit contents include multiple gaskets and seals made from composite gasket materials with rubberized and metal-reinforced seals. It provides sealing for engine components during service or rebuild, preventing air, oil, and coolant leaks while maintaining compression. Cross references include 63M-W0001-00-00, Winderosa 611604, and SBT 48-404, and the kit is a Genuine Yamaha or OEM-equivalent replacement.