NGK Iridium Spark Plug for Honda 300cc Motorcycles

Give your Honda 300cc motorcycle a reliable ignition upgrade with a premium NGK Iridium Spark Plug. Built with advanced iridium technology, it is designed to deliver a strong, consistent spark for dependable starting, smooth engine operation and efficient combustion.

The fine iridium centre electrode provides excellent durability while supporting precise ignition performance, making it a premium replacement choice for riders who want dependable performance from their motorcycle.

Designed for Honda 300cc Motorcycles

This spark plug is compatible with the following Honda models:

• Honda Rebel 300
• Honda CB300R
• Honda CB300F

These models are presented together because they share the relevant 300cc application for this spark plug.

Key Benefits

⚡ Faster & Reliable Ignition
A fine iridium centre electrode helps deliver a strong and consistent spark for dependable engine starting and operation.

⛽ Efficient Combustion
Designed to support effective ignition of the air-fuel mixture and smooth combustion.

🛡️ Long Service Life
Iridium’s excellent durability helps the electrode withstand the demands of modern motorcycle engines.

⚙️ Smooth Engine Performance
Helps maintain consistent ignition and responsive throttle operation.

🏍️ Premium NGK Engineering
Manufactured by NGK, a globally recognised spark plug manufacturer trusted by motorcycle and automotive manufacturers.

Why Choose an Iridium Spark Plug?

Iridium allows the centre electrode to be manufactured with a very fine tip. This supports precise ignition while providing excellent electrode durability.

For riders of the Honda Rebel 300, CB300R or CB300F, an NGK Iridium Spark Plug offers a premium replacement option designed around reliable ignition and long-term performance.

Compatibility

Honda Rebel 300
Honda CB300R
Honda CB300F

Important: Please verify your motorcycle model and year before ordering. If you’re unsure about compatibility, contact us with your motorcycle’s model and year.

Product Specifications

Frequently Asked Questions

How often should I replace NGK Iridium spark plugs?

Typically every 40,000–80,000 km depending on riding conditions and manufacturer recommendations.

Can I use NGK Iridium spark plugs with E20 ethanol-blended petrol?

Yes. As E20 ethanol-blended fuel becomes more common, maintaining efficient combustion is increasingly important. NGK Iridium spark plugs produce a stronger and more consistent spark, helping promote cleaner combustion, smoother performance and reliable ignition with modern E20-compatible engines.

Will an iridium spark plug increase mileage?

It helps maintain efficient combustion and smoother running, which may improve fuel efficiency compared to worn plugs.

Will it fit my motorcycle?

Please refer to the compatibility list or contact us on WhatsApp for assistance.

Are these genuine NGK spark plugs?

Yes, we supply genuine products sourced through trusted channels.

Spark Plug Configuration

• Iridium IX plugs
• Quantity: 1

Features

• Genuine NGK Iridium IX spark plug
• Faster and more efficient combustion
• Improved throttle response
• Better fuel economy. Suitable for E20 ethanol-blended fuel
• Smooth idle and acceleration
• Long service life compared to conventional plugs
• Reduced misfires
• Workshop-tested fitment
• Better cold starting and stable idling

Why Upgrade to NGK Iridium?

NGK Iridium plugs feature an ultra-fine iridium centre electrode that provides a stronger spark, improved combustion and consistent engine performance. Their superior durability and resistance to wear make them ideal for riders seeking reliability and long replacement intervals.

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🔧 Workshop-Tested Fitment

Every spark plug supplied by Top Gear Automotives is verified for compatibility and tested through real-world workshop experience. Need help with fitment? Contact us on WhatsApp before ordering.

🔧 Installation Support in Port Blair

Also available for same-day professional installation at our workshop in Aberdeen Bazaar, Port Blair, Sri Vijaya Puram, Andaman & Nicobar Islands. Bring your motorcycle or scooter and get it fitted by our technicians without waiting for delivery.

Visit our workshop in Port Blair:

• ✔ Quick installation
• ✔ Function testing

👉 Takes just a few minutes to install. Book installation service now >>

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Local Customers in Andaman & Nicobar Islands

If you’re in Sri Vijaya Puram (Port Blair), Aberdeen Bazar, Garacharma, Bathubasti, Dollygunj, Junglighat, Delanipur, Haddo, Phoenix Bay, or anywhere in the Andaman & Nicobar Islands, you can visit Top Gear Automotives for professional spark plug replacement, inspection and motorcycle servicing by trained technicians.

Need fitment support? Book your motorcycle service online or visit our workshop in Aberdeen Bazar, Sri Vijaya Puram >>>>>

✔ Shipping available across India and Andaman & Nicobar Islands including Port Blair, Garacharma, Bathubasti, Junglighat, Wimberlygunj, Ferrargunj, Havelock, Nicobar, Diglipur, Rangat, Mayabunder, Kadamtala, Hutbay, Campbell Bay and more.