Örnvik 620 Sport / Mercruiser 4.3
Faster in the plane at lower rpm and then 4-6 knots higher speed at the same speed .
The boat is on plane at about 200 rpm’s lower than the corresponding original propeller. Consistently performs ago Propulse 4-6 knots higher speed in marschregistert then at about 30 knots meet the original propeller . Top speed is as usual with a 3- blade propeller slightly higher.
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