Equivalents for the Champion spark plug CH921
Meet the Champion CH921 spark plug featuring reach 12,7 mm, heat range very hot, tightening torque cast iron 15–25 N·m · aluminium 15–20 N·m — or 180° (½ turn), thread 12 mm. All its 37 replacement references: compatible and interchangeable equivalents — NGK, Bosch, Champion, Denso…
Technical information Champion CH921 spark plug
- Resistor
- no
- Torque
- cast iron 15–25 N·m · aluminium 15–20 N·m — or 180° (½ turn)
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What can replace a Champion CH921 spark plug?
The Champion CH921 is interchangeable with: Bosch GLP173, Champion CH801, Denso DG613, Beru GN1000, Marelli UY32A, Hidria H5210. These spark plugs share the same mounting (thread, seat) and heat range.
What are the specifications of the Champion CH921?
Thread 12 mm, Reach 12,7 mm, Heat range Very hot, Resistor no, Seat Flat (gasket), 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.