Equivalents for the ACDelco spark plug 420Z
ACDelco 420Z is a spark plug — heat range very hot, thread 14 mm, tightening torque fonte 25–35 N·m · alu 25–30 N·m — ou 180°–240° (½–⅔ tour). Browse its 294 equivalents: compatible, interchangeable and replacement spark plugs across NGK, Bosch, Champion, Denso and many more.
Technical information ACDelco 420Z spark plug
- Resistor
- No
- Torque
- fonte 25–35 N·m · alu 25–30 N·m — ou 180°–240° (½–⅔ tour)
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294 equivalents compatible with the ACDelco 420Z spark plug
- E
- L
- L
- L
- K
- K
- K
- K
- A
- E
- Z
- N
- L
- N
- N
- J
- N
- N
- N
- F
- B
- E
- E
- I
- B
- E
- E
- B
- H
- T
- C
- C
- X
- B
- E
- E
- B
- E
- E
- P
- P
- C
- P
- U
- H
- H
- H
- H
- I
- I
- L
- U
- L
- I
- L
- A
- B
- L
- S
- S
- P
- P
- M
- K
- K
- L
- L
- L
- L
- L
- L
- I
- G
- G
- P
- C
- P
- P
- P
- B
- P
- B
- G
- G
- G
- G
- G
- S
- S
- F
- S
- F
- S
- K
- Y
- D
No equivalent for this brand selection.
What can replace a ACDelco 420Z spark plug?
The ACDelco 420Z is interchangeable with: NGK B4H, Bosch W8AP, Champion L10, NGK B4HS, NGK B-4H, Bosch W9AC. These spark plugs share the same mounting (thread, seat) and heat range.
What are the specifications of the ACDelco 420Z?
Thread 14 mm, Heat range Very hot, Resistor No, Seat Flat (gasket), Torque fonte 25–35 N·m · alu 25–30 N·m — ou 180°–240° (½–⅔ tour)
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.