Harry,
Do Dah Lew is scanning the Curtis cab.
Terry D,
There are 5 studs 3 hold the tank on #5, 2, and 6.It is installed,washer, nut, spacer and tank bracket.A jam nut holds on the bracket.
#1,and 7 are studs that hold on the heat shield on, washer,nut, spacer shield and nut.The rest are 1 1/2" grade 8 bolts with washers I do believe.