Equivalents for the Champion spark plug 6C4
Meet the Champion 6C4 spark plug. Here are its 10 cross-references: equivalent, compatible and replacement plugs from NGK, Bosch, Champion, Denso and other makers.
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10 equivalents compatible with the Champion 6C4 spark plug
No equivalent for this brand selection.
What can replace a Champion 6C4 spark plug?
The Champion 6C4 is interchangeable with: Bosch Z45T4, Champion C5(D), Autolite T11, Autolite TT10, KLG CKA3, Champion 22. 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.