Power may be applied to any of the crankshafts by {TAIL ~ a motor} coupled to {HEAD ~ the crankshaft} or power may be applied to any crankpin by a pitman connecting the piston of an internal combustion engine or fluid motor to the crankpin 
Power may be applied to any of the crankshafts by { TAIL ~ a motor } coupled to { HEAD ~ the crankshaft } or power may be applied to any crankpin by a pitman connecting the piston of an internal combustion engine or fluid motor to the crankpin
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD 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