Spark plug · NGK
Equivalents for the NGK spark plug 7804
The NGK 7804 spark plug. Here are its 66 cross-references: equivalent, compatible and replacement plugs from NGK, Bosch, Champion, Denso and other makers.
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What can replace a NGK 7804 spark plug?
The NGK 7804 is interchangeable with: NGK BKR5EKB-11, Bosch FR 8 KDC, Denso K16TR-11, Bosch FR 8 HDC+, Bosch SUPER+ 9, Bosch SUPER+ 36. 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.