Equivalents for the Denso spark plug DP178
The Denso DP178 spark plug with reach 19.0 mm, heat range hot, thread 14 mm, electrode iridium, tightening torque cast iron 25–35 N·m · aluminium 25–30 N·m — or 180°–240° (½–⅔ turn). 101 equivalents listed: interchangeable and compatible spark plugs across all brands — NGK, Bosch, Champion, Denso…
Technical information Denso DP178 spark plug
- Resistor
- no
- Torque
- cast iron 25–35 N·m · aluminium 25–30 N·m — or 180°–240° (½–⅔ turn)
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What can replace a Denso DP178 spark plug?
The Denso DP178 is interchangeable with: Bosch GSK2, Champion CH701, Denso DG178, Bosch GLP070, Champion CH7O1, Champion GX1106. These spark plugs share the same mounting (thread, seat) and heat range.
What are the specifications of the Denso DP178?
Thread 14 mm, Reach 19.0 mm, Heat range Hot, Electrode Iridium, Resistor no, Seat Flat (gasket), Torque cast iron 25–35 N·m · aluminium 25–30 N·m — or 180°–240° (½–⅔ 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.