Spark plug · ACDelco
Equivalents for the ACDelco spark plug R 5604
The ACDelco R 5604 spark plug. Compare its 76 equivalents and find the cheapest compatible plug: NGK, Bosch, Champion, Denso and more.
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76 equivalents compatible with the ACDelco R 5604 spark plug
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What can replace a ACDelco R 5604 spark plug?
The ACDelco R 5604 is interchangeable with: NGK BCPR6E11, Bosch F 7 HER2, Champion RC 8 PYP4, NGK BKR 7 EY, NGK BKR6E-11, NGK BKR6EN11. 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.