Spark Plug Specifications
SPARK PLUG SPECIFICATIONS
| Application | Specification | |
|---|---|---|
| Primary Coil Current (4.6L) | 10 Amps | |
| Spark Plug Type | ||
| 3.6L | AC 41-988 | |
| 4.6L | GM 12571533 | |
| Spark Plug Gap | ||
| 3.6L (Non-Adustable) | 0.044" (1.10 mm) | |
| 4.6L | 0.040" (1.02 mm) | |
| Spark Plug Tightening Torque | 15 Ft. Lbs. (20 N.m) | |
| Firing Order | ||
| 3.6L | 1-2-3-4-5-6 | |
| 4.6L | 1-2-7-3-4-5-6-8 | |