fuel system

Hello, this boat is new to me, so I have been noticing that when I take off the gas cap there is a lot of pressure (vacuum), So I have been checking the gas tank and have been noticing that it is collapsing. So my thought would be to get a vented gas cap. But when I got the vented gas cap it...

2001 Sundancer with 2012 Horizon inboards. Does anyone know of a good video that shows how to remove the complete cool fuel unit? I attempted to just replace the pumps but a couple of the bolts sheared(great design). Can I disconnect the water line without sinking the boat(my seasick won’t...

2001 310 Sundancer with 2012 v-drive 5.7 mpi mercruiser engines. Drove the boat 10 hours straight. It ran perfectly. Right after I throw the dock line the starboard engine stalls. Help here led me to a 20 amp fuse that was blown. Replaced the fuse and it started and ran great as I moved it a...