usually
8 inch balancer.
If you look at the harmonic balance you will see on the front of it a medium size circle. That will be your timing mark.
YES, There the same.
They are all the same size.
YES as long as they ae the same size engines.
a 6 INCH.
Yes. the cab and beds on full size Chevy trucks are the same from 1973 to 1987.
Full size Caddy's.
It depends on the 2009 Chevy truck's tire size. If the two trucks have the same size tires and rims, then yes; the 2007 rims will fit on the 2009 truck.
It should be 8 inch
Historically, those two cars had the same size wheels on them, so yes.
It should be, if both are in tank pumps.