Equivalents for the Denso spark plug D 139
Denso D 139 is an automotive spark plug : heat range very hot, tightening torque cast iron 25–35 N·m · aluminium 25–30 N·m — or 180°–240° (½–⅔ turn), thread 14 mm, electrode iridium. Find its 143 compatible and interchangeable spark plugs: cross-references for NGK, Bosch, Champion, Denso and every brand.
Technical information Denso D 139 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 139 spark plug?
The Denso D 139 is interchangeable with: NGK BPR5E-11, Bosch WR8LP+, Champion OE049, NGK BPR5EA-11, NGK BPR5EY-11, NGK GR5. These spark plugs share the same mounting (thread, seat) and heat range.
What are the specifications of the Denso D 139?
Thread 14 mm, Heat range Very hot, Gap 1.1mm, 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.