Amazon.com: Garmin Power Cable - 8-Pin f/echoMAP™ Series & GPSMAP Series : Electronics
NavPod SystemPod Pre-Cut for Garmin GPSMAP 7407/7407xsv/7607/7607xsv/720/721/740/740s/741/721xs/ echoMAP 70s/70dv in the center *AND* 2 additional instruments (3.6" holes; one on each side) 9.5" wide guard - Trionics
User manual Garmin GPSMAP 7407xsv (English - 42 pages)