6.5 Speakers both in-front and rear
Yep
Yes. The body style of the ZJ from 1993 - 1998 are the same.
10w30
I have no idea what you are asking. Rephrase the question.
6x9 won't fit in factory cut out of doors in a 96...they use round speakers...
In the oil pan
it will fit but the electronics in it are different so no
nope cant do it. no such thing as an 8.0 liter in a jeep
your local parts store or a junkyard
Yes
It is part of the plate under the rotor inside the distributor cap.