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...
Read MoreThe History of Outboard Motors – Part Fourteen
Modern Outboard Motors. Mercury, Evinrude, Honda, Yamaha, Suzuki and Tohatsu-Nissan are the companies that make the outboards today. All make boat propellers in aluminum, and stainless steel propellers too. You can also get after market boat propellers for these engines that in many cases perform just as good and some times even better and usually cost...
Read MoreThe History of Outboard Motors – Part Thirteen
The 1970’s, 80’s and 90’s. By the 1970’s outboard motors had evolved into tried and true basic designs and systems that carried over for decades with minor improvements along the way. Horsepower was always being increased in order top or at least compete with the other manufacturers. Boat propeller performance also had to be improved...
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