Equivalents for the Autolite spark plug 103
The Autolite 103 spark plug with resistor type (RFI-suppressed), thread 14 mm, tightening torque fonte 25–35 N·m · alu 25–30 N·m — ou 180°–240° (½–⅔ tour), heat range medium. 970 equivalents listed: interchangeable and compatible spark plugs across all brands — NGK, Bosch, Champion, Denso…
Technical information Autolite 103 spark plug
- Resistor
- Yes
- Torque
- fonte 25–35 N·m · alu 25–30 N·m — ou 180°–240° (½–⅔ tour)
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970 equivalents compatible with the Autolite 103 spark plug











































































































































































































































































































































































































































































































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No equivalent for this brand selection.
What can replace a Autolite 103 spark plug?
The Autolite 103 is interchangeable with: NGK BP7EFS, Bosch H56, Champion G14Y, NGK BPR6EFS, Bosch H5D, Bosch H6D. These spark plugs share the same mounting (thread, seat) and heat range.
What are the specifications of the Autolite 103?
Thread 14 mm, Heat range Medium, Resistor Yes, Seat Flat (gasket), Torque fonte 25–35 N·m · alu 25–30 N·m — ou 180°–240° (½–⅔ tour)
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.