Originally Posted by
bentgear
While I agree that the Speed has a smoother lower end (throttle wise) I want to attribute it to the difference in carbs and other minor tweaks to the engine more so than the slugged counterweight. I know the weighted counterweight plays a part, just not sure how big that part is. Not even sure the difference total weight betweenthe two crankshafts. Guess I need to drag out the scale next time I have one down.
Ed M.
oh yeah, pull that scale out. The weighted crank has everything to do with why the speed is smoother.
the carb is the same thing, just a different body w/ the idle screw recessed on top. flows the same..