Equivalents for the Swag spark plug 30917979
Swag 30917979 is an automotive spark plug — heat range very hot, reach 15.2–19.0 mm. 458 equivalents listed: interchangeable and compatible spark plugs across all brands — NGK, Bosch, Champion, Denso…
Technical information Swag 30917979 spark plug
- Resistor
- no
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458 equivalents compatible with the Swag 30917979 spark plug
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No equivalent for this brand selection.
What can replace a Swag 30917979 spark plug?
The Swag 30917979 is interchangeable with: Bosch CH171, Champion W566, Denso G005, Bosch CH184, Bosch CH271, Bosch GLP003. These spark plugs share the same mounting (thread, seat) and heat range.
What are the specifications of the Swag 30917979?
Reach 15.2–19.0 mm, Heat range Very 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.