A marine engine is controlled to operate in a lean burn mode during middle range operation. The RECAP exploits spatial locality to provide a bandwidth-efficient prefetcher to reduce the \u201ccold\u201d cache effect caused by multiprogrammed virtualization. A network address is determined for communicating with the destination endpoint based on the directory number. Each stringer has a three-prong twist-lock plug at one end, and a three-port twist-lock outlet at the other.