2018 Lincoln Navigator Spark plugs
SP-550
Part number · all (Motorcraft)
2018 Lincoln Navigator Owner's Manual, PDF page 426
SP-550 Spark plugs.Open the manual at this page ↗Added Oct 18, 2026
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Spark plugs (part number) · All (Motorcraft) · PDF page 426
SP-550 Spark plugs.
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As printed in the manual
| Applies to | Value | Manual says | Page |
|---|---|---|---|
| All (Motorcraft) | SP-550part number | “SP-550 Spark plugs.” | PDF page 426 ↗ |
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