Spark plug · Denso
Equivalents for the Denso spark plug RFC42LS
Denso RFC42LS, a spark plug. Here are its 1000 cross-references: equivalent, compatible and replacement plugs from NGK, Bosch, Champion, Denso and other makers.
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1000 equivalents compatible with the Denso RFC42LS spark plug
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No equivalent for this brand selection.
What can replace a Denso RFC42LS spark plug?
The Denso RFC42LS is interchangeable with: NGK BK5E, Bosch F8DC, Champion C9Y, NGK BK5ES, NGK BKR5E, NGK BKR6E. 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.