| Engine |
Engine Code |
Ignition Timing |
| |
| Type I |
|---|
| Aug. '60-July '65 | D | 10 degrees before |
| Aug. '65-July '65 | F | 7.5 degrees before |
| Aug. '66-July '69 | H | 7.5 degrees before |
| Aug. '69-July '70 | B | 0 degrees TDC |
| From Aug. '70 | AE | 5 degrees after* |
| * (From April '73: 7.5 degrees; checked with vacuum hose off) |
| From Aug. '71 | AK | 5 degrees after |
| From Oct. '72 | AH | 5 degrees after |
| From March '73 | AM | 5 degrees after |
| |
| Type II |
|---|
| June '60-Dec. '62 | D | 10 degrees before |
| Jan. '63-July '65 | G | 10 degrees before |
| Aug. '65-July '67 | H | 7.5 degrees before |
| Aug. '67-July '70 | B | 0 degrees before |
| From Aug. '70 | AE | 5 degrees after |
| From Aug. '71 | CB | 5 degrees after* |
| * (from Aug. '72: 10 degrees after) |
| From Aug. '72 | CD | 5 degrees after** |
| ** (autostick check: 900-1000rpm) |
| From Nov '73 | AW | 5 degrees after*** |
| *** (automatic trans: 5 degrees after) |
| |
| Type III |
|---|
| Through July '64 | K | 10 degrees before |
| Through July '65 | R | 10 degrees before |
| Aug.'65-July '67 | T | 7.5 degrees before |
| From Aug. '67 | U | 5 degrees before |
| From Aug. '71 | X | 5 degrees before |