Equivalents for the Bluelightning spark plug BL391
Bluelightning BL391 is an automotive spark plug — tightening torque fonte 10–15 N·m · alu 10–12 N·m — ou 180° (½ tour), reach 18.5–21.5 mm, thread 10 mm, heat range cold. All its 187 replacement references: compatible and interchangeable equivalents — NGK, Bosch, Champion, Denso…
Technical information Bluelightning BL391 spark plug
- Resistor
- yes
- Torque
- fonte 10–15 N·m · alu 10–12 N·m — ou 180° (½ tour)
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What can replace a Bluelightning BL391 spark plug?
The Bluelightning BL391 is interchangeable with: Bosch U3CC, Champion G3, Denso U24ETR, Bosch UR2CC, Bosch UR3CC, Bosch UR3DC. These spark plugs share the same mounting (thread, seat) and heat range.
What are the specifications of the Bluelightning BL391?
Thread 10 mm, Reach 18.5–21.5 mm, Heat range Cold, Resistor yes, Seat Flat (gasket), Torque fonte 10–15 N·m · alu 10–12 N·m — ou 180° (½ 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.