Equivalents for the Flennor spark plug FG9104
The Flennor FG9104 spark plug — heat range very hot, reach 15.2–19.0 mm. Find its 157 compatible and interchangeable spark plugs: cross-references for NGK, Bosch, Champion, Denso and every brand.
Technical information Flennor FG9104 spark plug
- Resistor
- no
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What can replace a Flennor FG9104 spark plug?
The Flennor FG9104 is interchangeable with: Bosch CH231, Champion W598, Denso G142, Bosch GLP030, Champion CH231, Champion GX135. These spark plugs share the same mounting (thread, seat) and heat range.
What are the specifications of the Flennor FG9104?
Reach 15.2–19.0 mm, Heat range Very 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.