Spark plug · Autolite
Equivalents for the Autolite spark plug GB3
Autolite GB3, a spark plug. Find its 9 compatible and interchangeable spark plugs: cross-references for NGK, Bosch, Champion, Denso and every brand.
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9 equivalents compatible with the Autolite GB3 spark plug
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What can replace a Autolite GB3 spark plug?
The Autolite GB3 is interchangeable with: Bosch M175T1, Lodge H1, KLG CK5, Marchal CR19C, Marchal CR19E, Champion 6COM. 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.