no the mark on the crank cam gear is to aligh tbe gear to the slot on the crank.
to instal the cam you need to have the flywheel installed.
then install the side cover.
now put a breaker bar and 3" extension on a 19mm socket. turn the crank till the timing mark lines up with the mark in the timing plug on the side cover.
now hole it there with the breaker bar. put the chain on the cam gear as close as you can with the three dots on the upper cam gear showing.
two cam dots 180 degree's apart will go horizontal with the top of the head and the middle dot 90 degree's to the top of the head(perpendicular to the other two dots)
now install the cam with the cam lobes pointing down and two holes on the cam should be pointing up.
install the cam into the cam gearby slipping the gear on to the cam.
install bolts hand tight. install chain tensionor and check for TDC,and the three dots as described above if of then pull the chain tensionor out and install rest of the cam weights.
7? hp raptor 320 lbs on gas