Originally Posted by
rango
back before the advent to energy efficent electrics, just about everyone i knew, including myself, used gas engines. however you couldnt use the big motor for crappie trolling as it pushed the boat too fast at idle speed . i used a little 2&1/2 hp johnson kicker, and even that, on a 14 ft alumacraft pushed the boat too fast at idle speed. the only way i could get it slow enough for long line trolling was to grind the prop off till it pushed the boat at the speed i wanted at a little above idle. when i bought the sea ark the johnsons shaft was too short and i never bought another troller. i did use a friends honda some, but never could get the sea arks speed adjusted to where i wanted it. the honda was a 4 stroke and would never idle good, especially for hours at a time so i quit trolling for the most part. i dont know how fast i was going back then as we had no way to measure our speed, but it was s -l - o - w...
I member those old prop grind days. My old Merc had a 2 blade prop. I just cut it off with a hacksaw and smoothed it with a file. Kept filing the blade til I got the vibration out in the test tank. Works.
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