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View Full Version : Bilge pump setup in tunnels/cats



HP350SC
03-21-2004, 11:03 AM
So what does everyone have for a bilge pump setup when you have 3 areas to pump out? I know the obvious is 3 pumps and 3 dumps, has anybody come up with a single pump dealio with 3 pickups, or 3 pumps tee'd into one dump with check valves of some sort?

wideopen545
03-21-2004, 06:07 PM
i used the auto drains on the outsides and a pump in the center works ok for me tim

HP350SC
03-23-2004, 07:15 PM
Well crud, ended up buying 3 pumps and 3 dumps. I didn't have a lot of freeboard, and now there's another 200 lbs. on the back, so better safe than sorry I guess.

LUVNLIFE
03-23-2004, 07:40 PM
In a 19 Daytona I ran two in the gunnels that dumped into the center and then one in the center that dumped overboard.;)

HP350SC
03-23-2004, 08:33 PM
You know I never thought of something as simple as that, couldn't see the forest through the trees so to speak.

RACER52
03-24-2004, 09:01 AM
thats the ticket. two pumps into the center and then one pump out.
2 small pumps on the sides and one 1000gph or bigger in the center.
Racer

HammerDown
03-25-2004, 06:31 AM
3 pumps, 3 dumps here I like it that way. I also keep a spare pump/hose and battery hook up under the deck...if needed!;)

RACER52
03-25-2004, 09:03 AM
RIODOG
i think hp350 was refering to the whipple he added

HP350SC
03-27-2004, 10:02 PM
Yeah I was talking about the Whipple and steering etc. being 200 lbs.
I have decided to run the 3 pumps and 3 dumps, was just looking to cut down on the number of dumps. That makes 6 now. Not a huge issue, just more crap to order and drill.

Daytona100
03-28-2004, 07:22 PM
I just bought a 25 Daytona it has 3 bilge pumps. Reason being is if you take water over the bow with floor drains it drains into the sponsons which are seperate from the bilge pumps. Sounds like a lot of work and responsibility for 1 pump. Pumps are cheap BOATS are not.

wet77
03-28-2004, 08:14 PM
I just bought a 21' eliminator, interesting thread never thought about the 3 pump idea yet.
What about 3 pumps one dump, just tee them together and install a check valve on each?
two less holes in the boat:D
Just a thought:)

Rexone
03-28-2004, 08:30 PM
Bilge pump output pressure may not be enough to open many check valves. Besides in an emergency the strongest pump would dominate the one dump outlet preventing much volume moving through the other 2 until that strong one ran dry. In an emergency you can't get the water out too fast. Low freeboard situation, that one next wave could be the one that sinks it.
Rex(bilgepumpmaniac)one