Equivalents for the Motorcraft spark plug AT 4
Motorcraft AT 4 is a spark plug. Find its 18 compatible and interchangeable spark plugs: cross-references for NGK, Bosch, Champion, Denso and every brand.
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18 equivalents compatible with the Motorcraft AT 4 spark plug
No equivalent for this brand selection.
What can replace a Motorcraft AT 4 spark plug?
The Motorcraft AT 4 is interchangeable with: NGK B7H, Bosch W 3 AC, Champion L4G, Champion KEC6PYPB-1, Denso W 22 FPR, Denso W 22 FSR-U. 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.