Mercury - Bell Housing Installation Gasket Kit Sterndrive Maintenance Kit Marine-Grade Composite 16755T1. Overview. When you're putting your MerCruiser Bravo drive back together, every gasket has to seal perfectly. The Mercury Marine 16755T1 Bell Housing Installation Gasket Kit gives you a complete, ready-to-install set of six gaskets that do just that. Designed for MerCruiser Bravo sterndrives, these factory-quality gaskets fit precisely and hold up to years of heat, vibration, and pressure. Th