Equivalents for the Denso spark plug D171
Denso D171 is an automotive spark plug featuring heat range cold, tightening torque cast iron 15–25 N·m · aluminium 15–20 N·m — or 180° (½ turn), thread 12 mm, electrode iridium. 76 equivalents listed: interchangeable and compatible spark plugs across all brands — NGK, Bosch, Champion, Denso…
Technical information Denso D171 spark plug
- Torque
- cast iron 15–25 N·m · aluminium 15–20 N·m — or 180° (½ turn)
Buy this spark plug Denso D171 — 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 Denso D171 spark plug?
The Denso D171 is interchangeable with: NGK LKR7B-9, Bosch YR7NE, Champion OE201, NGK V-Line 49, NGK LZKR6B-10E, Bosch YR5ME0. These spark plugs share the same mounting (thread, seat) and heat range.
What are the specifications of the Denso D171?
Thread 12 mm, Heat range Cold, Electrode Iridium, Torque cast iron 15–25 N·m · aluminium 15–20 N·m — or 180° (½ turn)
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.