Mercury - Diesel 2.0L Vessel Interface Panel Mechanical Sterndrive Control Interface 8M0217241. The Mercury Diesel 2.0L Vessel Interface Panel is designed for mechanical (non-DTS) Alpha sterndrive systems where stable, accurate system communication is essential. This panel serves as the primary interface between the Mercury Diesel 2.0L engine and mechanical control components, ensuring signals are managed correctly throughout the system. It is preloaded with application-specific software, elimin