set the gap under the two levers just like you would valve lash. kunkel has me set my circle track 904 to 1/4 and 5/16 (I forgot which band was which/dont have the note in front of me right now). As said you might want to adj the hex screw (see what the guys say). new filter new gasket pan rails straight especially the perimeter around the pan holes. Any screws going into aluminum its a good plan to lube em but they should be wet with trans fluid as is but I'd check. I'd use some non hardening gasket cement (permatex #2) on the pan bolts to help keep em snug (not a dealbreaker but one of my idiosynchrosies (sp)