Change out key cylinder on a 1986 jeep cherokee

SOURCE: 1998 jeep cherokee passenger window

Yes i believe they are interchangeable as long as they both have the same number of doors(2 door vs 4door)

SOURCE: Where is slave cylinder on 1992 Jeep Cherokee?

Inside the Bell Housing, Behind the clutch.

SOURCE: 1986 jeep cj7 4 cylinder engine timing

As far as I know, timing is "fixed" and cannot be adjusted on that one. To verify see if your distributor has an integral holddown not a seperate piece as you would find on an adjustable one.

SOURCE: 2001 Jeep Cherokee with 6 cylinder engine -- PO306 code cylinder

Plug, plug wire, plugged or open fuel injector. are the most likely.

SOURCE: Is there a diagram showing the location of the

Follow the line from the clutch master to the slave. Its within a 3 foot distance.