die out

I bought this boat about a month ago. Upon doing some research I keep seeing similar issues with carbureted engines, but mine is a 4-tec efi. Start/ stop is flawless, it runs fine for a while, even at speed and planing, but usually about 40 minutes in it starts to sputter and die. This happens...

Hey guys, I have been chasing my tail on this for some time now and cant figure anything out. My GSX will completely shut down whenever, no matter how long I have run it. Once it did it after about 2 min of run time and today it did it after about two hours. Its a complete electrical shut...