Spark plug · Autolite
Equivalents for the Autolite spark plug 3934
The Autolite 3934 spark plug. 78 equivalents listed: interchangeable and compatible spark plugs across all brands — NGK, Bosch, Champion, Denso…
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78 equivalents compatible with the Autolite 3934 spark plug
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What can replace a Autolite 3934 spark plug?
The Autolite 3934 is interchangeable with: NGK R5671A-11, Bosch F08CS, Champion C55, Bosch F09CS, Champion C57, Champion C53C. 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.