Equivalents for the Wellman spark plug W803
The Wellman W803 spark plug featuring reach 15.2–19.0 mm, heat range hot. Compare its 180 equivalents and find the cheapest compatible plug: NGK, Bosch, Champion, Denso and more.
Technical information Wellman W803 spark plug
- Resistor
- no
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180 equivalents compatible with the Wellman W803 spark plug
- D
- A
- H
- J
- 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 Wellman W803 spark plug?
The Wellman W803 is interchangeable with: Bosch CH215, Champion W803, Denso G144, Bosch GLP031, Champion CH215, Champion GX124. These spark plugs share the same mounting (thread, seat) and heat range.
What are the specifications of the Wellman W803?
Reach 15.2–19.0 mm, Heat range Hot, 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.