Equivalents for the Autolite spark plug 377
Autolite 377 is a spark plug with reach 26.5 mm, heat range very hot, thread 18 mm, tightening torque fonte 35–45 N·m · alu 35–40 N·m — ou 180°–240° (½–⅔ tour). 50 equivalents listed: interchangeable and compatible spark plugs across all brands — NGK, Bosch, Champion, Denso…
Technical information Autolite 377 spark plug
- Resistor
- no
- Torque
- fonte 35–45 N·m · alu 35–40 N·m — ou 180°–240° (½–⅔ tour)
Buy this spark plug Autolite 377 — best retailers
Partner links: a purchase made through these links may earn us a commission, at no extra cost to you.
What can replace a Autolite 377 spark plug?
The Autolite 377 is interchangeable with: Bosch M45T5, Champion D14, Denso L14-U, Bosch M8AC0, Champion D21, Champion D14M. These spark plugs share the same mounting (thread, seat) and heat range.
What are the specifications of the Autolite 377?
Thread 18 mm, Reach 26.5 mm, Heat range Very hot, Resistor no, Seat Flat (gasket), Torque fonte 35–45 N·m · alu 35–40 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.