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Old 05-26-2009, 01:25 AM
JDK JDK is offline
TT Enthusiast
 
Join Date: Apr 2005
Boat: PS 205
Location: Saskatoon, Sask.
Posts: 460
I bet your impeller is toast.
The reason the engine cools down at cruise is the the circ. pump will pull enough lake water in at higher rpm, but it won't at idle.
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