yes
That is normal.
ac delco copper Use the factory recommended plugs. AC delco 41906.
theres a great website called shbox.com that has the routing diagram for the ac hose.
gage should sit in the middle
70
The band AC DC was formed in the early 70's about 1973.
pulley from same car with no air bolts in but u need to remove compressor
an AC delco battery is what came from the factory in that car and I think they are one of the best batteries made.
70 80 89 67
Yes
There was no Z28 in 1989