Spark plug · ACDelco
Equivalents for the ACDelco spark plug 42 XL
ACDelco 42 XL is a spark plug. 28 equivalents listed: interchangeable and compatible spark plugs across all brands — NGK, Bosch, Champion, Denso…
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28 equivalents compatible with the ACDelco 42 XL spark plug
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What can replace a ACDelco 42 XL spark plug?
The ACDelco 42 XL is interchangeable with: NGK BP8ES, Bosch F 6 DCX, Champion C 10 YCC, NGK B 8 HS, NGK BP 7 EY, NGK B 8 HS-10. 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.