This cylinder base gasket is specifically designed for Yamaha XLT 1200R and GP1200R watercraft models from 1999 onwards. Precision-engineered to provide a reliable seal between the cylinder and crankcase, this gasket helps maintain proper compression and prevents leaks that could affect engine performance. Made to exact specifications for a perfect fit, this replacement part is essential for engine rebuilds or repairs. The durable construction ensures consistent performance in demanding marine conditions. Compatible with multiple Yamaha watercraft models, this base gasket is a crucial component for maintaining your vessel's engine integrity. When installing, make sure all mating surfaces are clean and properly prepared for optimal sealing. This part helps restore your watercraft's engine to proper working condition while maintaining factory specifications.