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The Green Spark Plug Company£16.13Visit shop Ngk Izfr6k-11S 5266 Spark Plug Iridium Izfr6k11s New Ngk-Izfr6k-11S Small
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This NGK Laser Iridium Spark Plug (part number 5266) is designed for vehicle owners seeking improved ignition performance and fuel efficiency. Its key benefit lies in the advanced iridium construction for a longer-lasting, more consistent spark. A potential caveat is that specialized tools may be required for installation, and compatibility should always be verified with your vehicle's specifications.
| Model Part Number | 5266 |
|---|---|
| Brand | NGK |
Iridium spark plugs, like the NGK 5266, offer superior durability and a more consistent, hotter spark compared to traditional copper or platinum plugs, leading to better performance and longer life.
You should always consult your vehicle's owner's manual or a professional mechanic. Check the specific thread size (14mm), spanner size (16mm), spark position (5mm), and thread length (19mm) against your vehicle's requirements.
The NGK Laser Iridium Spark Plug 5266 typically comes pre-gapped. However, it is always recommended to check the gap against your vehicle's specific requirements before installation.
Due to the extreme durability of iridium, these spark plugs are designed for extended service intervals, often lasting significantly longer than conventional spark plugs. Exact lifespan can vary based on driving conditions and vehicle maintenance.
It is strongly advised to only use spark plugs that are explicitly recommended for your vehicle's make and model. Using an incompatible spark plug can lead to poor performance or engine damage.
Consult your vehicle's service manual for the exact torque specification. Over-tightening can damage the spark plug or cylinder head, while under-tightening can cause leaks.
Verify the spark plug wires are securely connected to the correct plugs. Double-check that the spark plug was installed with the correct torque and is not cross-threaded. Ensure the correct spark plug gap was used if adjusted.
Confirm correct installation and torque. Ensure no vacuum leaks are present in the engine. If the issue persists, consult a mechanic to check other engine components.
Ensure you are using the correct 16mm spanner size. Confirm the 14mm thread is aligning correctly with the cylinder head to prevent cross-threading. Do not force the plug; if resistance is met, back it out and try again.
Compatibility: Always verify that the NGK Laser Iridium Spark Plug 5266 is listed as compatible with your vehicle's make, model, and year. Consult your owner's manual or a qualified mechanic. The thread size is 14mm, spanner size is 16mm, spark position is 5mm, and thread length is 19mm.
Setup: Installation typically involves removing the old spark plugs and installing the new ones. It is crucial to apply the correct torque specification to avoid damaging the spark plug or cylinder head. Ensure the spark plug is seated correctly with its gasket. The gap on this plug is pre-set, but it's always good practice to verify it matches your vehicle's specifications.
Care: These spark plugs are designed for long life and generally do not require routine maintenance. Avoid cleaning them with abrasive materials. If a spark plug is fouled or damaged, it should be replaced, not cleaned and reused.
