| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| spark plug tip color chart | 1.58 | 0.5 | 8106 | 75 |
| spark plug spark color chart | 1.58 | 0.1 | 7713 | 81 |
| spark plug color chart | 1.45 | 1 | 3063 | 31 |
| spark plug colour chart | 1.88 | 0.2 | 8790 | 23 |
| spark plug color guide | 1.27 | 0.4 | 2875 | 54 |
| spark plug coloration chart | 0.44 | 0.1 | 3877 | 41 |
| spark plug reading chart by color | 0.85 | 0.2 | 3381 | 21 |
| proper spark plug color | 0.51 | 0.5 | 7296 | 28 |
| optimal spark plug color | 1.81 | 1 | 3890 | 94 |
| spark plug spark color | 1.64 | 1 | 7835 | 8 |
| what color should a spark plug be | 0.96 | 0.1 | 1221 | 25 |
| spark plug tip black | 0.48 | 0.1 | 6959 | 33 |
| spark plug white tip | 1.67 | 0.3 | 4145 | 7 |
| normal spark plug color | 1.88 | 1 | 9267 | 39 |
| correct spark plug colour | 1.2 | 0.5 | 476 | 9 |
| good spark plug color | 1.3 | 1 | 8563 | 39 |
| how to read a spark plug color | 2 | 0.1 | 8979 | 70 |
