1963-1973 Mercruiser all Engines and Drives Service Manual Books 1 and 2, Page 377Get this manual

1963-1973 Mercruiser all Engines and Drives Service Manual Books 1 and 2, Page 377

CHOKE UNLOADER AD JUSTMET 1Pl ace thro tt le va lve in wid open OS! CI O:': (!nc !:; e:hank of 6" (2 -8mm) dr ill (110.8:
p:uor minus .003=.08mm J) between upper ecgc of 2Adjust clearan ce by bending "tai!g " va lve nd in ne wa ll ir ho:n (F ig