- Stock #222459 - Big Sea Ray 300 cruiser. Seller is down sizing. Needs to sell!!! This is a 1989 Sea Ray 300 Sedan Bridge. Its powered by twin 5.7 liter Mercruiser inboard motors. The Sea Ray 300 sedan bridge with a 12 foot beam. Sleeps 6, with a full length galley to starboard, generous head room, raised dinette to port, and two private sleeping areas. Cockpit with transom door, large flybridge with two helm chairs and a large bench seat for guest. Built on a solid fiberglass hull with propeller pockets and a wide 12-foot beam, the interior accommodations are very spacious for a boat... read more