Equivalents for the Wellman spark plug W564
Wellman W564, a spark plug — reach 15.2–19.0 mm, heat range hot. Compare its 349 equivalents and find the cheapest compatible plug: NGK, Bosch, Champion, Denso and more.
Technical information Wellman W564 spark plug
- Resistor
- no
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349 equivalents compatible with the Wellman W564 spark plug



































































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No equivalent for this brand selection.
What can replace a Wellman W564 spark plug?
The Wellman W564 is interchangeable with: Bosch GF112, Champion W560, Denso DG105, Bosch GLP034, Bosch GPF-128, Bosch GPF-133. These spark plugs share the same mounting (thread, seat) and heat range.
What are the specifications of the Wellman W564?
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.