Equivalents for the Bosna spark plug FS20
Bosna FS20 is a spark plug : reach 9.5 mm, thread 14 mm, heat range very hot, tightening torque cast iron 25–35 N·m · aluminium 25–30 N·m — or 180°–240° (½–⅔ turn). Compare its 138 equivalents and find the cheapest compatible plug: NGK, Bosch, Champion, Denso and more.
Technical information Bosna FS20 spark plug
- Torque
- cast iron 25–35 N·m · aluminium 25–30 N·m — or 180°–240° (½–⅔ turn)
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What can replace a Bosna FS20 spark plug?
The Bosna FS20 is interchangeable with: NGK B-4, Bosch W35T3, Champion J11, Bosch W 9 EC, Bosch W 10 EC, Champion J8C. These spark plugs share the same mounting (thread, seat) and heat range.
What are the specifications of the Bosna FS20?
Thread 14 mm, Reach 9.5 mm, Heat range Very hot, Torque cast iron 25–35 N·m · aluminium 25–30 N·m — or 180°–240° (½–⅔ turn)
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.