NGK SPARK PLUGS - 4218 - Iridium IX Spark Plug - CR8EIX
The NGK SPARK PLUGS 4218 is an Iridium IX spark plug (model CR8EIX) fitting 1987-2019 vehicles from multiple manufacturers including Aprilia (Burgman 650 A Executive, Burgman ABS Executive) and Arctic Cat (M 9000 King Cat 162), featuring an ultra-fine iridium electrode 25% smaller than platinum that reduces voltage requirement and extends ignition system life with enhanced anti-corrosion metal shell plating.
Features
- The ultimate in the evolution of spark plug technology and performance from the industry leader
- The iridium electrode is 25% smaller than a platinum electrode, and it's just 1/4 the size of a conventional nickel electrode
- Ultra-small diameter center electrode reduces voltage requirement and extends ignition system life
- New metal shell plating has enhanced anti-corrosion qualities
Specs
- Style: Iridium IX
- Center Electrode Projection: Non-Projected
- Center Electrode Type: Necked Down
- Type: Resistor
- Heat Range: 8
- Thread Reach: 19.1 mm
- Spark Gap: 0.031"
- Electrode Tip Material: Iridium
- Model: CR8EIX
- Riding Style: UTV
- Spark Gap: 0.8 mm
- Riding Style: Street
- Terminal Configuration: Threaded Stud
- Units: Each
- Electrical Resistance: 5k Ohms
- Ground Electrode Configuration: Single
- Hex Size: 16 mm
- Riding Style: Off-Road
- Ground Electrode Shape: Grooved
- Product Name: Spark Plug
- Riding Style: Snow
Frequently Asked Questions - NGK SPARK PLUGS - 4218 - Iridium IX Spark Plug - CR8EIX - '87-'19 Aprilia, Arctic Cat, BMW, Gilera, Husqvarna, Kawasaki, Suzuki, and Yamaha
How do I know if this part fits my vehicle?
Check the fitment information listed on this page against your exact year, make, model, and (where applicable) trim, engine size, or configuration. If your exact vehicle isn't listed, or you're not sure, use the product chat on this page or contact our support team before ordering - we're glad to help confirm fitment.
What does it mean if a product is listed as universal fit?
Universal fit means the product is designed to work across a range of vehicles, not that it's guaranteed to fit every one. Compare the listed measurements, mounting requirements, and connector or hardware specs against your specific vehicle before ordering, since some installations may need additional hardware or minor fabrication.
Where can I find installation instructions for this product?
General installation notes are provided above where available. For detailed step-by-step instructions, refer to the manufacturer's documentation included with the product, or use the product chat on this page for questions about difficulty, required tools, or whether professional installation is recommended.
What if I have more questions about this product?
Use the product chat on this page for fitment, specs, installation, and compatibility questions, or contact our support team directly for help before you order.
