2021 Ford Transit Spark plugs
Depends on your version. Choose yours, or compare them here.
- 3.5L Duratec SP-520 part number
- 3.5L Ecoboost SP-580 part number
SP-520
Part number · 3.5L Duratec
SP-580
Part number · 3.5L Ecoboost
2021 Ford Transit Owner's Manual, PDF pages 357 and 358
SP-520Open the manual at this page ↗Added Oct 16, 2026 · Updated
See where it's printed
Spark plugs (part number) · 3.5L Duratec · PDF page 357
SP-520
Spark plugs (part number) · 3.5L Ecoboost · PDF page 358
SP-580
2021 Ford Transit Owner's Manual, PDF page 357
SP-520Open the manual at this page ↗Added Oct 16, 2026 · Updated
See where it's printed
Spark plugs (part number) · 3.5L Duratec · PDF page 357
SP-520
2021 Ford Transit Owner's Manual, PDF page 358
SP-580Open the manual at this page ↗Added Oct 16, 2026 · Updated
See where it's printed
Spark plugs (part number) · 3.5L Ecoboost · PDF page 358
SP-580
See every quote (2 values)
All versions
| Applies to | Value | Manual says | Page |
|---|---|---|---|
| 3.5L Duratec | SP-520part number | “SP-520” | PDF page 357 ↗ |
| 3.5L Ecoboost | SP-580part number | “SP-580” | PDF page 358 ↗ |
Scroll the table to see the quote and page →
Confirm with your own manual, dipstick or door-jamb label.
Report a problem with this page →