A flywheel has a plurality of lobes, each lobe being disposed generally in alignment with an area where the cam surface undulates closest to {HEAD ~ the open end} of {TAIL ~ a cylinder} 
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A flywheel has a plurality of lobes , each lobe being disposed generally in alignment with an area where the cam surface undulates closest to { HEAD ~ the open end } of { TAIL ~ a cylinder }
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL