{HEAD ~ A crankshaft} 1 wherein said crankshaft body is steel and said {TAIL ~ balancer weights} are iron 
wherein
{ HEAD ~ A crankshaft } 1 wherein said crankshaft body is steel and said { TAIL ~ balancer weights } are iron
HEAD HEAD HEAD HEAD HEAD HEAD OTH REL OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH