original equipment is 155 80R13.
I have Mazda 14" wheels on mine and am running 195 60R14
At least fot the 96 its a 6 and one half inch speaker.
in the alternator
The crank bolt is right thread on a 96 geo metro. bob.
On a 96 it is just in front of the drivers rear tire, in front of the gas tank along the side of the unibody frame
I know mine is under the hood and I have a 97 geo metro so you may want to start there.
921
no
It is in the diistributor.
.0003-.0006 inches
Sometimes you can remove the back seat and access it that way.
Yes, just make sure the screws line up. Some model variations may not line up correctly.
89-94 are the same and 96-97 are the other style. 95 is a split year (the vin # of the change is available by asking a parts store for 95 parts. Late 95 interchanges. Basically if it looks like it fits it does.