The older V6 Mercs seem to be lighter to put on my rebuilt Hydrostream Viper but I want light but also total reliability .Go with heavier new,rebuilt old ......????????
In what year did horsepower ratings change from taken at the crank to taken at the propeller ? How much of a percentage difference did it make ?
ATVGUY
Hello I'm new at this but here goes nothing. I want to buy a new boat ,I want it fast and I want to use the 90hp Yamaha 2stroke .ITs getting phased out and it doesn't weigh anything (260#).I'm thinking about putting it on a Humber Jewel and figure it should do at least 60mph and get there quick...
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