Description
Vehicle Fitment & Part Details
This NGK spark plug (ZFR6F-11) is supplied as an OEM-grade replacement. Heat range 6. Thread M14 x 1,25. Verify VIN/engine before ordering.
Key Details
- SKU
- ZFR6F-11
- Alternate Search Reference
- ZFR6F11
- Component
- Spark Plug
- Brand
- NGK
- Heat Range
- 6
- Part MPN
- 4291
- GTIN / Barcode
- 087295142912
- Trade Numbers
- ZFR6F-11
Product Specifications
- Thread Size
- M14 x 1,25
- Thread Length [mm]
- 19,0
- Spanner Size
- 16 mm
- Spark Position [mm]
- 5,0
- Electrode / Construction
- Nickel Middle Electrode, 1 - Earthed Electrode, Interference Suppression 5 kOhm, with gasket seat, Fixed SAE connector
- Brand Class
- Premium
Vehicle Compatibility
Common fitments include Chevrolet (CRUZE); Honda (ACCORD, CIVIC, CR-V, PRELUDE, SHUTTLE); Mazda (323, 626, 929, B-SERIE, MPV, PREMACY, XEDOS); Opel (CALIBRA, VECTRA). Always confirm the correct heat range and electrode design for your specific engine variant by VIN before ordering.
OEM Reference Numbers
Vehicle OE Numbers
- Honda: 98079 5614G, 98079 5614G 01, 98079 5515G, 98079 5615G, 98079 5611R 00, 98079 5714G
- Isuzu: 5 8600 3124 0
- Lexus: 90098 70066
- Mazda: F2C7 18 110, F287 18 110, F261 18 110, ZM01 18 110, F288 18 110, F285 18 110, 0000 18 F285, ZM02 18 110, +3 more
- Mitsubishi: MD 358 200, MD 358 201, MD 358 202
- Toyota: 90098 70066
Aftermarket Equivalents
- Borgwarner (Beru): 0 002 335 715, 14FR 7LUX, Z 158
- Bosch: FR7LCX, F7LC0R2, 0242229576, 32, FR8LCX, F7LCOR2, 0242235567, 0 242 235 986, +3 more
- Champion: OE089 T10, QC 9 MC 4, OE066, RC10ECC, OE066 R04, OE 089, RC9MCC4, OE066 T10, +1 more
- Denso: KJ206CR L11, 3169, KJ20CR L11, 3451, KJ20CRU11, D 106, QC9MC4
Fitment Notes
- Always match heat range, thread size and electrode design before ordering. Verify VIN/engine.
Important: Spark plugs are not returnable, exchangeable, or refundable once fitted. Confirm you are ordering the correct part for your vehicle. Compare the new spark plug to the removed plug for thread reach, thread diameter, hex size, electrode style, gap specification, and heat range before fitting. Mismatched spark plugs can cause misfires, pre-ignition, detonation, fouling, or engine damage.
Returns Notice: Once a spark plug has been fitted or threaded into a cylinder head, it cannot be returned, exchanged, or refunded under any circumstances.
Installation / Use / Maintenance Tips
- Allow the engine to cool fully before removal - cylinder heads are easily damaged when warm.
- Use the correct deep-socket plug spanner (16 mm) and avoid impact tools.
- Inspect the existing plug for fouling, oil contamination, or worn electrodes - may indicate engine condition issues.
- Verify the gap if your supplied plug is not factory-set; consult your service manual for the correct value.
- Apply a small amount of anti-seize to the threads (sparingly) and torque to manufacturer specification.
Common Questions
Will this NGK spark plug fit my Mazda?
This part (ZFR6F-11) is listed for the applications shown on this page. Always confirm the correct heat range, thread size and electrode design against your vehicle's service manual or a parts lookup before ordering. Verify VIN/engine.
What does the NGK part code mean?
The NGK trade number encodes physical and performance characteristics - thread/reach, electrode design, heat rating, and projection. Each digit and letter has meaning in NGK's naming convention. The heat range is usually the standalone digit (e.g. BPR6ES is heat range 6).
What is the difference between this NGK plug and a Bosch / Champion / Denso equivalent?
The cross-references listed under OEM Reference Numbers are functionally equivalent for the same applications, but materials, electrode design and heat dissipation can differ slightly. NGK is OEM-supply quality and most manufacturers specify NGK or Denso as their factory plug.
How do I confirm fitment if my engine variant isn't listed?
Match the supplied thread size, reach, electrode design and heat range against your existing plug. If unsure, request fitment assistance before ordering.