2006 Yamaha AR230 High Output, Twin 1,052 cc, 4-Cylinder, 4-Stroke with 320HP A sacrifice-nothing attitude is what the 23-foot AR230 High Output is all about. The 320-horsepower, twin four-stroke engines mean authoritative speed and acceleration. And the aluminum wakeboard tower is set at the precise angle to maximize airtime. Comfort comes easy with features like a bimini top, satellite-ready JBL Marine sound system, flip-up captain s chairs, and an expansive swim platform which makes it a great place to gear-up for wakeboarding or waterskiing. This Yamaha AR230 High Output features