Spark plug · NGK
Equivalents for the NGK spark plug 3901
NGK 3901 is a spark plug. All its 16 replacement references: compatible and interchangeable equivalents — NGK, Bosch, Champion, Denso…
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16 equivalents compatible with the NGK 3901 spark plug
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What can replace a NGK 3901 spark plug?
The NGK 3901 is interchangeable with: NGK BPR8HS, Champion RG6YC, Brisk NR12YC, NGK BPR8HSA, Torch E8RTC, Nhsp E8RTC. 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.