Spark plug · NGK
Equivalents for the NGK spark plug 5851
The NGK 5851 spark plug. Find its 131 compatible and interchangeable spark plugs: cross-references for NGK, Bosch, Champion, Denso and every brand.
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What can replace a NGK 5851 spark plug?
The NGK 5851 is interchangeable with: NGK C8E, Bosch F 01A 027 013, Champion RG6YC, NGK CR8E, NGK CPR8E, NGK CR8EB. 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.