03-23-2017, 01:30 PM
[font "Comic Sans MS"][#800000]I'm in the process of buying a new ThunderJet with a 150 drive motor and a 9.9 kicker. After discussing the differences of 2 vs 4 stroke, I'm going with the 4-stroke Mercury for both motors.[/#800000][/font]
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[font "Comic Sans MS"][#800000]My last boat (Tracker Targa DeepV16) had a Mercury 75 Optimax 2-stroke that ran like a dream for 11 seasons. In 2005, there was a distinct advantage of the 2-stroke over the 4-stroke. Now, the weight and price difference has all but disappeared, so 4-stroke it is for this new purchase.[/#800000][/font]
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[font "Comic Sans MS"][#800000]The larger motors usually don't come off and go on very much, so weight isn't a major consideration. For the smaller motors (say 25 hp or under), the motors weight might be a consideration. As to efficiency and motor noise, I don't believe there is any divantage of major concern either way.[/#800000][/font]
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[font "Comic Sans MS"][#800000]But if you plan to travel to fish, 2-strokes are being banned in more and more areas, so you should keep that in mind.[/#800000][/font]
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[font "Comic Sans MS"][#800000]My last boat (Tracker Targa DeepV16) had a Mercury 75 Optimax 2-stroke that ran like a dream for 11 seasons. In 2005, there was a distinct advantage of the 2-stroke over the 4-stroke. Now, the weight and price difference has all but disappeared, so 4-stroke it is for this new purchase.[/#800000][/font]
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[font "Comic Sans MS"][#800000]The larger motors usually don't come off and go on very much, so weight isn't a major consideration. For the smaller motors (say 25 hp or under), the motors weight might be a consideration. As to efficiency and motor noise, I don't believe there is any divantage of major concern either way.[/#800000][/font]
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[font "Comic Sans MS"][#800000]But if you plan to travel to fish, 2-strokes are being banned in more and more areas, so you should keep that in mind.[/#800000][/font]
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Bob Hicks, from Utah
I'm 82 years young and going as hard as I can for as long as I can.
"Free men do not ask permission to bear arms."
I'm 82 years young and going as hard as I can for as long as I can.
"Free men do not ask permission to bear arms."