Spark plug · Denso
Equivalents for the Denso spark plug R 19
Denso R 19 is an automotive spark plug. All its 2 replacement references: compatible and interchangeable equivalents — NGK, Bosch, Champion, Denso…
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2 equivalents compatible with the Denso R 19 spark plug
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What can replace a Denso R 19 spark plug?
The Denso R 19 is interchangeable with: NGK R7420-9, Denso IRE 01-27. These spark plugs share the same mounting (thread, seat) and heat range.
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.