| Model | Year | Standard Plug | Gap (mm) | |
|---|---|---|---|---|
| W20M-U | 0.6 |
| Model | Year | Standard Plug | Gap (mm) | |
|---|---|---|---|---|
| W20M-U | 0.6 |
| Model | Year | Standard Plug | Gap (mm) | |
|---|---|---|---|---|
| W20M-U | 0.6 |
| Model | Year | Standard Plug | Gap (mm) | |
|---|---|---|---|---|
| 1986 on | W20MR-U | 0.6 | ||
| to 1985 | W20M-U | 0.6 |
| Model | Year | Standard Plug | Gap (mm) | |
|---|---|---|---|---|
| W20MR-U | 0.6 |
| Model | Year | Standard Plug | Gap (mm) | |
|---|---|---|---|---|
| W22FPR-U | 0.7 |
| Model | Year | Standard Plug | Gap (mm) | |
|---|---|---|---|---|
| T20M-U | 0.6 |