Evinrude E-Tec G2 300 hp. motor is the only two stroke motor out of all the large horsepower outboard manufacturers. Boat propellers used are three blade boat prop for better speed or a four blade boat propeller to push the heavier boats better. Emission laws and gas prices have given rise to the four stoke engines more because they have...
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Outboard motors have progressed down thru the years in all aspects of performance, horsepower and boat propellers have led the way. Suzuki’s most powerful motor offered is their V-6 four stroke DF300AP model. It is rated at 300 horsepower with 245.6 cubic inches and weighs 615 pounds. RPM wide open throttle operating range is 5700 to 6300. The top...
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Volvo Penta has come out with a duo prop stern drive made for wake surfing. The Volvo Penta boat propellers are forward of the drive instead of behind it and are over two feet further forward than the regular duo boat props. Designed for safety, a wake surfer who surfs the sterndrive wake extremely close to the back of the boat is very unlikely to get...
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The Dis-Pro Boat Company located in Canada produced an inboard style wooden boat between 1914 and 1926 (and some were built up into the 1950’s) known as the “Dippy” that you could raise the drive shaft and boat propeller up into the bottom of the boat using a manual hand lever while under way so you could avoid hitting stuff like rocks and...
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When Volvo Penta’s sterndrive became an instant success at the January 1959 New York boat show, Mercury came out with their own sterndrive as fast as they could and called it Mercruiser. Improving on Volvo Penta’s design and using non thru hub exhaust boat propellers Mercruiser soon became the dominate leader in sales. Mercury was the second...
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Sterndrives have the engine inside the boat connected to a drive unit and boat propellers located outside the boat, at the transom. The bottom of the drive unit looks like the gearcase of an outboard engine and in most cases really is. It is attached to a drive-shaft housing that is connected through the transom to the engine which transmits power through...
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