Equivalents for the Alfa Romeo spark plug 46451951
Alfa Romeo 46451951 is a spark plug : tightening torque fonte 25–35 N·m · alu 25–30 N·m — ou 180°–240° (½–⅔ tour), heat range hot, reach 19.0 mm, thread 14 mm. Here are its 181 cross-references: equivalent, compatible and replacement plugs from NGK, Bosch, Champion, Denso and other makers.
Technical information Alfa Romeo 46451951 spark plug
- Torque
- fonte 25–35 N·m · alu 25–30 N·m — ou 180°–240° (½–⅔ tour)
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181 equivalents compatible with the Alfa Romeo 46451951 spark plug

































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No equivalent for this brand selection.
What can replace a Alfa Romeo 46451951 spark plug?
The Alfa Romeo 46451951 is interchangeable with: Bosch CH166, Champion W430, Denso DG122, Bosch CH222, Bosch GLP032, Champion CH166. These spark plugs share the same mounting (thread, seat) and heat range.
What are the specifications of the Alfa Romeo 46451951?
Thread 14 mm, Reach 19.0 mm, Heat range Hot, 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.