Spark Plugs
SPARK PLUG TYPE
| Application | Bosch | Champion |
|---|---|---|
| 6-Cylinder | H9DC | S12YC |
| V8 (Except 560 SL) | W8DC | N9YC |
| 560 SL | W9DC | N9YC |
SPARK PLUG SPECIFICATIONS
| Application | Gap In. (mm) | Torque Ft. Lbs. (N.m) |
|---|---|---|
| 6-Cylinder | .031 (0.80) | 15 (20) |
| V8 | .031 (0.80) | 22 (30) |
IGNITION TIMING (Degrees BTDC @ RPM)
| Application | Specification |
|---|---|
| 6-Cylinder | 7-11 @ Idle |
| V8 | 3-7 @ Idle |