Spark plug · NGK
Equivalents for the NGK spark plug 3540
NGK 3540 is an automotive spark plug. 230 equivalents listed: interchangeable and compatible spark plugs across all brands — NGK, Bosch, Champion, Denso…
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What can replace a NGK 3540 spark plug?
The NGK 3540 is interchangeable with: NGK BKR6EGP, Bosch FR 7 DPX, Champion RC8WYP4, NGK DCPR8EN, NGK BCPR6EGP, NGK BKR6EP-11. 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.