A lot of things, but start with the distributor, and cam/crank sensors, then try the coil
Yes.
No.
No. The '98 Jeep Wrangler has a sealed bearing hub assembly.
Yes, they should be the same
what is the switch located in the battery tray on a 98 jeep wrangler
Not from the factory.
cable
they are located on either side of the block
Dana 35 or Dana 44
It will squeal when you are not using the clutch
If it sounds like angry sparrows under the jeep it is the centering joint on your front drive shaft, it is where it connects to the transfer case and is between the two U joints.
its located behind the glove box