Spark plug · Ford
Equivalents for the Ford spark plug H9851-5517J
The Ford H9851-5517J spark plug. All its 1000 replacement references: compatible and interchangeable equivalents — NGK, Bosch, Champion, Denso…
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1000 equivalents compatible with the Ford H9851-5517J spark plug
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What can replace a Ford H9851-5517J spark plug?
The Ford H9851-5517J is interchangeable with: NGK BK5E, Bosch F8DC, Champion C9Y, NGK BKR5E, NGK BKR6E, NGK BKR7E. 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.