Equivalents for the Swag spark plug 55939514
Swag 55939514, a spark plug — heat range medium, reach 15.2–19.0 mm. All its 62 replacement references: compatible and interchangeable equivalents — NGK, Bosch, Champion, Denso…
Technical information Swag 55939514 spark plug
- Resistor
- no
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What can replace a Swag 55939514 spark plug?
The Swag 55939514 is interchangeable with: Bosch GLP144, Champion CH721, Denso DG610, Bosch GLP201, Champion CH912, Denso DG633. These spark plugs share the same mounting (thread, seat) and heat range.
What are the specifications of the Swag 55939514?
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.