Equivalents for the Motorcraft spark plug SR31ISO(PRO)
Meet the Motorcraft SR31ISO(PRO) spark plug. Compare its 97 equivalents and find the cheapest compatible plug: NGK, Bosch, Champion, Denso and more.
Buy this spark plug Motorcraft SR31ISO(PRO) — best retailers
Partner links: a purchase made through these links may earn us a commission, at no extra cost to you.
97 equivalents compatible with the Motorcraft SR31ISO(PRO) spark plug
No equivalent for this brand selection.
What can replace a Motorcraft SR31ISO(PRO) spark plug?
The Motorcraft SR31ISO(PRO) is interchangeable with: NGK R5686-10, Bosch F08CS, Champion C55, NGK R6326-10, NGK R6337-10, NGK R7112-10. 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.