Equivalents for the Champion spark plug W640
Champion W640 is a spark plug — heat range hot, reach 15.2–19.0 mm. 171 equivalents listed: interchangeable and compatible spark plugs across all brands — NGK, Bosch, Champion, Denso…
Technical information Champion W640 spark plug
- Resistor
- no
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What can replace a Champion W640 spark plug?
The Champion W640 is interchangeable with: Bosch CH177, Champion W423, Denso G106, Bosch GLP017, Bosch GLP123, Champion CH177. These spark plugs share the same mounting (thread, seat) and heat range.
What are the specifications of the Champion W640?
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.