Equivalents for the General Motors spark plug 1214321
General Motors 1214321 is a spark plug featuring thread 14 mm, heat range very hot, tightening torque fonte 25–35 N·m · alu 25–30 N·m — ou 180°–240° (½–⅔ tour). Find its 164 compatible and interchangeable spark plugs: cross-references for NGK, Bosch, Champion, Denso and every brand.
Technical information General Motors 1214321 spark plug
- Resistor
- no
- Torque
- fonte 25–35 N·m · alu 25–30 N·m — ou 180°–240° (½–⅔ tour)
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164 equivalents compatible with the General Motors 1214321 spark plug





















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No equivalent for this brand selection.
What can replace a General Motors 1214321 spark plug?
The General Motors 1214321 is interchangeable with: Bosch F005X04828, Champion W408, Denso G108, Bosch GLP103, Bosch GPH-408, Champion CH306. These spark plugs share the same mounting (thread, seat) and heat range.
What are the specifications of the General Motors 1214321?
Thread 14 mm, Heat range Very hot, Gap 0.05mm, Resistor no, Seat Flat (gasket), Torque fonte 25–35 N·m · alu 25–30 N·m — ou 180°–240° (½–⅔ tour)
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.