No.
Yes the 87 and 83 are both YJ's
Yes. 87 and 88 are the same as long as the factory hardware is still in place.
It is behind the glovebox
same place as the oil filter, right next to the distributor.
It was an option
It should the YJ was from 87 thru 95
Regular unleaded 87 octane
Yo have to remove the transmission.
between 86 and 87. jeep stopped making the cj7's in 86
YJ body type and all parts are interchangeable, 87 thru 95 are all YJ.
87 thru 95 will work on your jeep, they are all YJ's
No, the top will not fit. Years 87 thru 95 are YJ. Years 97 thru 06 are TJ.