Re: suzuki/evinrude/johnson prop swap
My Johnson (Suzuki) 140 4-stroke has a 15-spline prop shaft. All Johnson 4-strokes are made by Suzuki. Same spline as the Mercury 115 & 125 HP 2-stroke. Merc props will work on mine with the right washer/spacer. Count the splines on your engine.<br />JD