Having trouble with circ pump hose with RPM AirGap

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05-26-2011 | 12:07 PM

#11

1BIGJIM

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Joined: Jun 2004

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From: Omaha, Nebraska. Boat on the Mighty Mo! Longest river in the USA!

The small hose is used to keep warm water mixing with the cool water brought in by the seawater pump. That's a pricey hose for $50.

05-26-2011 | 01:08 PM

#12

Itsallgood995

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Joined: Jul 2006

Posts: 524

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From: Colorado

Quote:

Originally Posted by 1BIGJIM

The small hose is used to keep warm water mixing with the cool water brought in by the seawater pump. That's a pricey hose for $50.

that makes sense, my motor rarely gets up to 140

05-26-2011 | 02:27 PM

#13

ezstriper

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Joined: Nov 2005

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From: Fredericksburg, Va

don't see why you can't eliminate it..they did on the big blocks and the cooling systems are the same...

05-26-2011 | 02:48 PM

#14

SHAWN DAVIS

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Joined: Jul 2008

Posts: 388

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From: lake charles LA

I've plugged a few of the small bypass holes before and never saw a difference.
I would get rid of the recirculating pump altogether

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