68windshield weather striping in a 67

i have a 67 fst bk which i m trying to put a windshield in.of course i can't find the right one.plan b is to use the rubber for a 68 and the trim and the lock trim clips..
my problem is i have bought a package of trim clips.there are 24 in the package 20 of one size and 4 smaller ones.where do the smaller clips go? didn't find in the service manual where they go.the clips are for a 68-69 barracuda fastback. anybody have a answer cause i could use the help