87 force 125ob cooling issue

love boat

Cadet
Joined
Jun 17, 2017
Messages
8
I have a 87 125 force outboard at idle, I have decent water flow from the exhaust ports. When I get to 15 knots the flow goes down to a trickle. Is this normal? It seems to run ok. Anybody who is familiar with these engines, any info would be appreciated.
 
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