Equivalents for the Harley Davidson spark plug HD8
The Harley Davidson HD8 spark plug — thread 14 mm, tightening torque fonte 25–35 N·m · alu 25–30 N·m — ou 180°–240° (½–⅔ tour), reach 18.5–21.5 mm, heat range very cold. All its 269 replacement references: compatible and interchangeable equivalents — NGK, Bosch, Champion, Denso…
Technical information Harley Davidson HD8 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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What can replace a Harley Davidson HD8 spark plug?
The Harley Davidson HD8 is interchangeable with: NGK R7376-10, Bosch W2CS, Champion N1, Bosch W08CS, Bosch WR2CC, Bosch W145Z1. These spark plugs share the same mounting (thread, seat) and heat range.
What are the specifications of the Harley Davidson HD8?
Thread 14 mm, Reach 18.5–21.5 mm, Heat range Very cold, 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.