There should be zero slop in the trigger you should order another retainer for it while you have it apart 313666 I believe is the part. there should be
I have a miss on # 3 and need some help again from to figure out what in the world I am missing.
87 3.0 stock engine with points and 2 bbl Rochester
Usually there is a small canister filter in the body of the carb behind the fuel inlet line nut. It needs to be checked, or changed each boating season.
There is a slight amount of play up and down, about 1/16 inch I'd say.