Spark plug · Denso
Equivalents for the Denso spark plug RC42S
Meet the Denso RC42S spark plug. Compare its 816 equivalents and find the cheapest compatible plug: NGK, Bosch, Champion, Denso and more.
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816 equivalents compatible with the Denso RC42S spark plug
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No equivalent for this brand selection.
What can replace a Denso RC42S spark plug?
The Denso RC42S is interchangeable with: NGK BP6H, Bosch W6BC, Champion J8CS, NGK BP5HS, NGK BP6HS, NGK BPR6H. 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.