+sulaiman al 1400hp?? Not sure how you got that number. Each of those 7 Marine 557s puts out just that - 557hp at the prop. That's 2228 in pre-common-core math.
+scallen2112 2228?? Not sure how you got that number. Each of those YAMAHA is 350s puts out just 350hp at the prop Thats 1400 in pre-common-core math ...... . :)