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