NGK Iridium Spark Plug IMR9A-9H for Yamaha YZ 250F

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Enhance your motorcycle's performance with the NGK Iridium Spark Plug IMR9A-9H, specifically designed for the Yamaha YZ 250 4T. This high-efficiency spark plug features a unique iridium electrode that ensures superior ignition and longevity. With a thermal grade of 9, it provides optimal heat management to keep your engine running smoothly. The plug's precise dimensions, including a thread diameter of 10mm and a hex size of 16mm, make installation effortless. Trust the quality of Japanese engineering with this reliable spark plug, perfect for performance enthusiasts and weekend riders alike.

The NGK Iridium Spark Plug IMR9A-9H is crafted for the Yamaha YZ 250 4T and is a must-have for enthusiasts looking to boost their bike's performance. Manufactured in Japan, this spark plug is equipped with an advanced iridium electrode that not only ignites quickly but also extends the lifespan of the plug, ensuring you spend less time on maintenance and more time riding. With a thermal grade of 9, the plug effectively manages heat, reducing the risk of pre-ignition and ensuring optimal performance in varying riding conditions. Measuring a thread diameter of 10mm and a hex size of 16mm, the NGK IMR9A-9H spark plug fits seamlessly into your Yamaha, making for an easy installation process. The precise length of the thread at 12.7+6.3mm guarantees a perfect fit. The integral center electrode and a gap of 0.9mm provide a consistent spark that enhances combustion efficiency, enabling your motorcycle to run more smoothly and responsively. Experience the reliability of German manufacturing with a product that will keep your engine firing strong from 2001 onward. Whether you're racing on the track or cruising through trails, the NGK Iridium Spark Plug is designed to deliver performance you can trust.

Usage ideas Use the NGK Iridium Spark Plug IMR9A-9H for routine maintenance on your Yamaha YZ 250F to ensure peak performance. Ideal for racing, trail riding, or everyday use, this spark plug will help your engine start effortlessly and run smoothly. Check your spark plug regularly as part of your bike's maintenance schedule to replace old or worn parts for better acceleration and fuel efficiency. Consider upgrading your entire electrical system for an overall boost in performance. Always have a spare on hand for those long rides or races.

Frequently asked questions


- Brand: NGK
- Item Condition: New
- Model: Iridium
- SKU: 012810
- OEM Code: IMR9A-9H
- Part Number: 1
- Line: Iridium
- Origin: Japan
- Vehicle Type: Motorcycle/ATV
- Number of Spark Plugs: 1
- Hex Size: 16 mm
- Electrode Material: Platinum - Iridium

Vendor listing title: Bujia Iridium Ngk Japon Imr9a-9h Yamaha Yz 250 F