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CR8EIX Iridium Spark Plug Replacement for Piaggio Fly 2004–2012 | OEM 999-06910
CR8EIX Iridium Spark Plug Replacement for Piaggio Fly 2004–2012 | OEM 999-06910
5.0 / 5.0
(2) 2 total reviews
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Product Overview
This CR8EIX iridium spark plug is a direct replacement for Piaggio Fly scooters (2004–2012). Built with a fine-wire iridium electrode, it delivers faster starts, stronger ignition, and smoother throttle response while maintaining long service life under high-temperature engine conditions.
Product Compatibility
| Vehicle Brand | Model | Year Range | Engine Type | OEM Reference Numbers |
|---|---|---|---|---|
| Piaggio | Fly | 2004–2012 | 4-Stroke | 999-06910-X9-023999-06910-X9-024 |
Technical Specifications
| Specification | Details |
|---|---|
| Spark Plug Model | CR8EIX |
| Thread Size | M10 × 1.0 |
| Reach | 19 mm |
| Hex Size | 16 mm |
| Heat Range | 8 |
| Electrode Material | Iridium |
Key Features
- Iridium Fine-Wire Electrode – Produces a strong, precise spark for efficient combustion
- Improved Starting Performance – Faster cold starts and stable ignition
- Enhanced Throttle Response – Smoother acceleration and consistent power delivery
- High Durability – Resistant to heat, corrosion, and electrode wear
- OEM-Grade Fitment – Matches factory specifications for direct installation
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Fitment FAQ
Will this part fit my specific model and year?
This spark plug is intended for Vehicle Brand; Engine Type; OEM Reference Numbers; Piaggio; Fly; 2004–2012; 4-Stroke. It is best matched to original part number(s) 999-06910, 999-06910-X9-023999-06910-X9. Key physical/spec details from the product data include Thread Size: M10 × 1.0, Hex Size: 16 mm, 19 mm. Use the compatibility table and product photos together before ordering.
Do I need to match the OEM part number?
Yes. Match your original part number to 999-06910, 999-06910-X9-023999-06910-X9 before purchase. For this spark plug, also compare the thread size, reach, heat range, electrode style, and original plug code.
What models or situations does this part not fit?
Do not order this spark plug for machines outside the listed compatibility, or for units with different OEM numbers, dimensions, mounting points, connectors, or year-specific configurations. If your original part number does not cross-reference with 999-06910, 999-06910-X9-023999-06910-X9, treat the fitment as unconfirmed. Model years outside 2004–2012, 2004, 2012 should be verified separately. Do not rely only on the model name or engine size.
What should I check before ordering?
Before ordering, compare your original part with the photos and check the thread size, reach, heat range, electrode style, and original plug code. Confirm OEM/cross-reference number(s): 999-06910, 999-06910-X9-023999-06910-X9. Recheck listed specs such as Thread Size: M10 × 1.0, Hex Size: 16 mm, 19 mm. If any connector, mounting point, size, or year detail is different, confirm fitment before installation.
Thanks to the Amazon Vine program, I had the opportunity to test this spark plug on my Lifan KPV-150 scooter, which I maintain with great care. After riding over 10,000 miles, I decided to replace the original plug with this one, as it matches the manufacturer’s specifications perfectly. Installation was straightforward—no adjustments needed, and the fit was spot-on.The performance improvement was immediate and noticeable. From the first start, the engine felt livelier, with quicker throttle response and smoother acceleration. It’s not a subtle difference—you can actually feel the boost in power, especially in mid-range RPMs. Around town, where I deal with frequent stops and starts, the scooter now pulls more confidently and feels more agile. On longer rides, the engine runs consistently without misfires or hesitation.That said, durability is still a question mark. While the initial results are promising, I’ll need more time to see if it holds up as well as the original plug. I’m very particular about maintenance—I only use high-performance Motul synthetic oil and regularly check the liquid cooling system. So any new part has to meet the same high standards I set for the rest of the bike.In short, this spark plug delivers a clear performance upgrade, installs easily, and fits perfectly. If it proves to be long-lasting, it’ll definitely earn a permanent spot in my maintenance routine.
These plugs look like a direct crossover to the plugs I've been using at a great price. I have a Suzuki SV650 and they dropped right in and run clean.
