hey guys new to the site signed up lil while ago but stayed in the shadows..
well ive came into the light because im needing some advice last year had the chains done car ran sweet as a nut well engine wise anyways untill i took cam cover off and touch the little runner thing at the top of chain between the 2 sprockets.. ive not a clue what it is or what its called and im a total novice with cars 26yrs old and can change aw wheel whoooo lol so apon touching this i hear a lil noise in car on starting, somtimes it goes in few sec's other times few mins.. is this thing a runner or somthing is it ment to sit tight to chain or away can it be adjusted ? pwease help me 😃