88 Glastron 89 135 Black Max

ugadawg187

Petty Officer 2nd Class
Joined
Aug 18, 2007
Messages
165
I have a 88 18ft glastron bowrider and it has brown junk on the bottom from where it has been sitting in the lake for 2yrs. I need to know what will clean it off?? Also it has a 135 mercury on it and i want to know what size prop i should be running for maximum speed??
 
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