Spark plug · NGK
Equivalents for the NGK spark plug 3964
NGK 3964 is a spark plug. Compare its 174 equivalents and find the cheapest compatible plug: NGK, Bosch, Champion, Denso and more.
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What can replace a NGK 3964 spark plug?
The NGK 3964 is interchangeable with: NGK BKR5EK, Bosch F 8 LDCR, Denso K16TNR-S9, NGK BKR5EKC, NGK BKR5EKU, NGK DIFR6C11. 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.