Equivalents for the ACDelco spark plug R 6601
ACDelco R 6601 is an automotive spark plug. Find its 39 compatible and interchangeable spark plugs: cross-references for NGK, Bosch, Champion, Denso and every brand.
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39 equivalents compatible with the ACDelco R 6601 spark plug
No equivalent for this brand selection.
What can replace a ACDelco R 6601 spark plug?
The ACDelco R 6601 is interchangeable with: NGK BCP 4 ES, Bosch F 8 LCR, Champion RC 9 MCC, NGK BKR 5 EK, NGK BKR 5 ES, NGK BCPR 4 ES. 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.