Equivalents for the Champion spark plug W803
Meet the Champion W803 spark plug — heat range medium, reach 15.2–19.0 mm. 180 equivalents listed: interchangeable and compatible spark plugs across all brands — NGK, Bosch, Champion, Denso…
Technical information Champion W803 spark plug
- Resistor
- no
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180 equivalents compatible with the Champion W803 spark plug
- D
- A
- H
- J
- W
- K
- A
- F
- E
- H
- M
- L
- H
- F
- F
- D
- L
- I
- R
- S
- M
- B
- D
- M
- B
- Q
- A
- S
- A
- S
- A
- S
- J
- F
- B
- F
- I
- S
- A
- T
- K
- K
- K
- I
- A
- A
- A
- L
- H
- H
- S
- S
- A
- S
- S
- V
- V
- A
- S
- S
- A
- S
- S
- A
- S
- S
- A
- A
- S
- S
- A
- L
- P
- S
- S
- A
- S
- S
- M
- J
- E
- S
- I
- I
- I
- I
- I
- I
- I
- J
- I
- H
- A
- I
- I
- H
No equivalent for this brand selection.
What can replace a Champion W803 spark plug?
The Champion W803 is interchangeable with: Bosch CH215, Champion CH215, Denso G144, Bosch GLP031, Champion GX124, Champion CH215002. These spark plugs share the same mounting (thread, seat) and heat range.
What are the specifications of the Champion W803?
Reach 15.2–19.0 mm, Heat range Medium, Resistor no, Seat Flat (gasket)
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.