Suzuki Cover, Side Port - 61821-93J10-QTN. OEM Side Port Cover for Enhanced Outboard Protection and Fit. The Suzuki Cover, Side Port - 61821-93J10-QTN is a genuine OEM part engineered to shield your outboard's internal components while maintaining a seamless, factory-original look. Designed specifically to fit the port-side housing of your Suzuki engine, this cover plays a crucial role in protecting electrical systems and internal hardware from moisture, debris, and impact damage.. Key Features.