- Stock #422991 - Nice 230 SLX! Great Sony Stereo Package! 350 MAG MerCruiser 300 HP Engine! Only 216 Hours! This very nice 2011 Sea Ray 230 SLX was used mostly in freshwater and was a great family boat for cruising. With elegant lines, she comes with an insulated ice chest, stainless steel cup holders, beautiful upholstery, bimini, a full snap-on cover, and room to seat 10. It has a built-in trickle charger and dual batteries with a switch so you can use either battery or both, good for a long day on the water playing music all day. Then if it is needed, you can switch to the other bat... read more