When you say fire I assume that you are saying that there is not spark, if so then the answer would be that the rest of the car is running off the battery.
The 6 cylinder engine in a 2004 Wrangler X is a 4.0 liter.
cylinder #1 is the first cylinder on the front of the engine
On the upper driver's side of the firewall
Yes.
The 2.5 liter four cylinder engine in a 1997 Jeep Wrangler has a timing CHAIN
The one towards the front of the engine.
It has the 4.0L inline six cylinder.
2.52.5
either a 2.4 4 cylinder or 4.0 liter 6 cylinder engine
The factory engine sizes are a 2.5L four cylinder and a 4.0L six cylinder.
4.0 L inline 6 cylinder and 2.5 L inline 4 cylinder.
10w-30