Equivalents for the Champion spark plug 420
Champion 420, a spark plug — thread 14 mm, reach 17.5–20.0 mm, tightening torque fonte 10–20 N·m · alu 10–20 N·m — ou 180°–240° (½–⅔ tour), heat range medium. Browse its 9 equivalents: compatible, interchangeable and replacement spark plugs across NGK, Bosch, Champion, Denso and many more.
Technical information Champion 420 spark plug
- Resistor
- yes
- Torque
- fonte 10–20 N·m · alu 10–20 N·m — ou 180°–240° (½–⅔ tour)
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9 equivalents compatible with the Champion 420 spark plug
No equivalent for this brand selection.
What can replace a Champion 420 spark plug?
The Champion 420 is interchangeable with: Autolite A5245, Motorcraft AGSF43CF4, Splitfire CC524E, Motorcraft AGSF33C-B6, Motorcraft AGSF33C-F6, Bosch 7974. These spark plugs share the same mounting (thread, seat) and heat range.
What are the specifications of the Champion 420?
Thread 14 mm, Reach 17.5–20.0 mm, Heat range Medium, Resistor yes, Seat Tapered, Torque fonte 10–20 N·m · alu 10–20 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.