Spark plug · Bosch

Equivalents for the Bosch spark plug W4AS

Meet the Bosch W4AS spark plug : reach 12.7 mm, tightening torque fonte 25–35 N·m · alu 25–30 N·m — ou 180°–240° (½–⅔ tour), heat range medium, thread 14 mm, electrode nickel, hex size 13/16″ (20,8 mm). Browse its 62 equivalents: compatible, interchangeable and replacement spark plugs across NGK, Bosch, Champion, Denso and many more.

Technical information Bosch W4AS spark plug

Construction
Silver
Ground electrodes
1
Terminal
SAE nut 3x caulked
Torque
fonte 25–35 N·m · alu 25–30 N·m — ou 180°–240° (½–⅔ tour)

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What can replace a Bosch W4AS spark plug?

The Bosch W4AS is interchangeable with: Bosch W2AC, Champion L4G, Denso W24FS-U, Bosch W280T13S, Champion L62R, Champion L77JC4. These spark plugs share the same mounting (thread, seat) and heat range.

What are the specifications of the Bosch W4AS?

Spark plug wrench 13/16″ (20,8 mm), Thread 14 mm, Reach 12.7 mm, Heat range Medium, Electrode Nickel, Resistor no, Seat Flat (gasket), Construction Silver, Ground electrodes 1, Terminal SAE nut 3x caulked, 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.