Equivalents for the Motorcraft spark plug BF42
The Motorcraft BF42 spark plug : tightening torque cast iron 35–45 N·m · aluminium 35–40 N·m — or 180°–240° (½–⅔ turn), heat range medium, thread 18 mm. All its 445 replacement references: compatible and interchangeable equivalents — NGK, Bosch, Champion, Denso…
Technical information Motorcraft BF42 spark plug
- Resistor
- No
- Torque
- cast iron 35–45 N·m · aluminium 35–40 N·m — or 180°–240° (½–⅔ turn)
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445 equivalents compatible with the Motorcraft BF42 spark plug
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- K
- K
- K
- K
- K
- K
- I
- L
- N
- L
- N
- N
- X
- N
- N
- N
- N
- N
- P
- M
- M
- B
- B
- E
- I
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- I
- L
- B
- E
- J
- L
- N
- N
- X
- N
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- N
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- E
- M
- M
- B
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- B
- E
- B
- B
- M
- M
- M
- U
- H
- H
- H
- H
- B
- B
- B
- M
- M
- M
- N
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- N
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- H
- E
- M
- N
- N
- N
- H
- H
- H
- H
- A
- A
- A
- A
- A
- L
- V
- V
- V
- M
- V
- V
- V
- V
- P
- P
- P
- P
- P
- P
- P
- P
- P
- P
- P
- H
- P
- P
- P
- P
- P
- P
- P
- H
- B
- M
- M
- M
- M
- B
- M
- M
- M
- M
- M
- M
- M
- M
- M
- L
- L
No equivalent for this brand selection.
What can replace a Motorcraft BF42 spark plug?
The Motorcraft BF42 is interchangeable with: NGK AP5FS, Bosch WR5, Champion F11, Bosch M12B, Bosch WR4-1, Bosch WR5VX. These spark plugs share the same mounting (thread, seat) and heat range.
What are the specifications of the Motorcraft BF42?
Thread 18 mm, Heat range Medium, Resistor No, Seat Flat (gasket), Torque cast iron 35–45 N·m · aluminium 35–40 N·m — or 180°–240° (½–⅔ turn)
Cross-references and specifications are provided for guidance only. The wrench size can vary by brand, and some data is inferred from the plug code or an equivalent reference. Always check the vehicle manufacturer's recommendation before buying and fitting.