Spark plug · Bosch

Equivalents for the Bosch spark plug 203

Bosch 203, a spark plug with heat range hot, tightening torque fonte 25–35 N·m · alu 25–30 N·m — ou 180°–240° (½–⅔ tour), thread 14 mm. Compare its 98 equivalents and find the cheapest compatible plug: NGK, Bosch, Champion, Denso and more.

Technical information Bosch 203 spark plug

Torque
fonte 25–35 N·m · alu 25–30 N·m — ou 180°–240° (½–⅔ tour)

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98 equivalents compatible with the Bosch 203 spark plug

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What can replace a Bosch 203 spark plug?

The Bosch 203 is interchangeable with: Bosch GLP203, Champion CH226, Denso DG173, Bosch GLP2O3, Bosch GPK-900, Bosch O25O212OO6. These spark plugs share the same mounting (thread, seat) and heat range.

What are the specifications of the Bosch 203?

Thread 14 mm, Heat range 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.