Spark plug · NGK
Equivalents for the NGK spark plug 4392
The NGK 4392 spark plug. All its 53 replacement references: compatible and interchangeable equivalents — NGK, Bosch, Champion, Denso…
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What can replace a NGK 4392 spark plug?
The NGK 4392 is interchangeable with: NGK BPR6EF, Bosch HR 7 DC, Champion RS9YC, NGK BPR6EFS, NGK TR4, NGK VLine7. 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.