Equivalents for the Wellman spark plug W501
The Wellman W501 spark plug : thread 14 mm, tightening torque cast iron 25–35 N·m · aluminium 25–30 N·m — or 180°–240° (½–⅔ turn), heat range medium. Find its 190 compatible and interchangeable spark plugs: cross-references for NGK, Bosch, Champion, Denso and every brand.
Technical information Wellman W501 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 Wellman W501 spark plug?
The Wellman W501 is interchangeable with: Bosch F005X12965, Champion W641, Denso DG119, Bosch CH175, Bosch GN315, Bosch GLP025. These spark plugs share the same mounting (thread, seat) and heat range.
What are the specifications of the Wellman W501?
Thread 14 mm, Heat range Medium, 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.