Ignition Timing
| Spark Control Computer | 5226118 | 5226124 | 5226166 | 5226176 | 5226178 |
| Basic Timing | 10 Degrees Before Top Dead Center (deg BTDC) | 10 Degrees Before Top Dead Center (deg BTDC) | 10 Degrees Before Top Dead Center (deg BTDC) | 10 Degrees Before Top Dead Center (deg BTDC) | 10 Degrees Before Top Dead Center (deg BTDC) |