Frank -
Quote:
Originally Posted by Frank Lee
I don't see videos; maybe his engine has balance shaft(s). Still...
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Here are "text blurbs" from the video :
Quote:
180 degree crankshaft
It runs more like a single piston 4-stroke than a parallel twin
The engine makes vibrations at low RPM due to the 180/540 degree separation of power strokes.
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CarloSW2