08 150efi merc Low h20 pressure

solocamxman

Recruit
Joined
Mar 30, 2009
Messages
1
New boat, doing break in according to Mercury, notice it takes a long time 30 plus second for water to appear in discharge at back of motor, Gauge at best 15 psi at high RPM bearly a dribbly at idle, any suggestions. Very warm water when idling
 
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