Scale Running Model Harley Panhead Engine by Ron Colonna

V-Twin Panhead Ignition: Spark Bore: 1 5/16 in. Stroke: 1 1/2 in. Two Cylinder Four Cycle No Castings Used This engine was scratch built to a scale of 2/5ths or 40% of full size. The bottom end was taken from a drawing of a Knuckelhead engine that I puchased on e-bay. The top end was patterned after photos taken from e-bay of Harley parts for sale. I also bought a Harley repair manual that helped with the oil system. The crankcase was split into three sections instead of the usual two for ease of ma