PLs help!!!!!! timing belt
 

hey guys, ok i am gettin a 91 mit. eclipse, 1.8 l after takin off all the sprockets, b/c mit doesnt have marks on the fly wheels, we got to the inside were there suposed to be other marks for setting the timin chain, but on the cam shaft there a blue arrow on the top left coner and i dk were it matches up to onthe cam shaft, there a nothc but then thers a small metal post that sticks out soo which one is it?, and also there a secong spockets, forgive me i dk what its for right now b/c this is my first mit, but it also has to be set on, and ther no marks for it and i have no been able to find a free online repais guide for it, ooo if any 1 could help me id appreciate it, and the top fly weel on the top the engine, that has marks so i got it set
well oif any 1 can reply prety soon id appreciate it, thanx