Equivalents for the Brisk spark plug 11R421
Brisk 11R421 is an automotive spark plug : heat range hot, reach 15.2–19.0 mm. 170 equivalents listed: interchangeable and compatible spark plugs across all brands — NGK, Bosch, Champion, Denso…
Technical information Brisk 11R421 spark plug
- Resistor
- no
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What can replace a Brisk 11R421 spark plug?
The Brisk 11R421 is interchangeable with: Bosch GLP034, Champion W560, Denso DG105, Champion CH94, Champion CH162, Champion CH221. These spark plugs share the same mounting (thread, seat) and heat range.
What are the specifications of the Brisk 11R421?
Reach 15.2–19.0 mm, Heat range Hot, Resistor no, Seat Flat (gasket)
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.