Equivalents for the Denso spark plug D 104
Denso D 104, a spark plug with thread 14 mm, reach 19.0 mm, tightening torque cast iron 25–35 N·m · aluminium 25–30 N·m — or 180°–240° (½–⅔ turn), resistor type (RFI-suppressed), electrode iridium, heat range medium. Find its 73 compatible and interchangeable spark plugs: cross-references for NGK, Bosch, Champion, Denso and every brand.
Technical information Denso D 104 spark plug
- Resistor
- Yes
- 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 D 104 spark plug?
The Denso D 104 is interchangeable with: NGK BKR6EKC, Bosch FR7LDC+, Champion RC8BYC/101, NGK BKUR6EK, NGK BKR6EKB11, NGK BKR6EKB-11. These spark plugs share the same mounting (thread, seat) and heat range.
What are the specifications of the Denso D 104?
Thread 14 mm, Reach 19.0 mm, Heat range Medium, Electrode Iridium, Resistor Yes, 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.