Building the 1/4-Scale 5 HP Red Wing: Part III

'Photo 6 (Above, right): The raw casting requires a considerable amount of work to get it to look as it does in the following pictures. Photo 7 (Below, left): Yellow arrows point out the valve ports and the bores for the valve stems. Photo 8 (Below, right): Left arrow (blue) shows where air is drawn from the intake and mixer. Right arrow (red) illustrates where the exhaust flows out of the valve chamber and through the muffler. '