{TAIL ~ The camshaft} 3, wherein the bore includes a third radial inner surface area at the connecting portion that is frictionally engaged with the outer surface of {HEAD ~ the first shaft} 
{ TAIL ~ The camshaft } 3 , wherein the bore includes a third radial inner surface area at the connecting portion that is frictionally engaged with the outer surface of { HEAD ~ the first shaft }
TAIL TAIL TAIL TAIL TAIL TAIL 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