* Firing order: 1-5-3-6-2-4
* Distributor rotation: Clockwise
* Spark plug gap: 0.035 in (0.89 mm)
* Ignition timing: 10° BTDC
* Valve lash (cold):
* Intake: 0.010 in (0.25 mm)
* Exhaust: 0.012 in (0.30 mm)
_Note: All specifications are for a standard (non-high output) 4.2L engine._