NGK R040B-8 Racing Spark Plug

( Brand: Ngk ), ( Manufacturer Part Number: R040B-8 ), ( Part Type: Spark Plug ), ( Country Of Origin: United States ), ( Manufacturer Warranty: Unspecified Length ), ( Storage Location: H6 Rnp8-n Buk 19 Bin 5 )

Review NGK Honda Oem Racing Spark Plug fits 2004–2017

Ngk R040B-8 Racing Spark Plug for Honda (2004-2017) - Precision Ignition for High Performance

The Ngk R040B-8 Racing Spark Plug is a high-performance ignition solution engineered specifically for Honda vehicles from the model years 2004 to 2017. This spark plug, a testament to Ngk's unwavering commitment to innovation and quality, offers an exceptional combination of reliability, efficiency, and power.

Crafted with a fine-tuned center electrode and a compact insulator nose, the R040B-8 delivers a precise spark for quicker engine starts and more efficient combustion. The platinum center electrode, coupled with a ground electrode made of iridium, ensures a longer lifespan and reduced fouling, even under the most demanding racing conditions.

This spark plug's resistor-integrated design allows for a smooth and stable spark, essential for optimal engine performance. The U-shaped ground electrode contributes to a broader plasma ignition gap, enhancing ignitability and fuel economy.

The Ngk R040B-8 Racing Spark Plug is designed to withstand the heat cycles and pressures generated by high-performance engines. Its unique, heat-resistant insulator reduces heat conduction to the cylinder head, minimizing pre-ignition and detonation issues.

Ideal for racing, high-performance, and heavily modified Honda vehicles, the Ngk R040B-8 Racing Spark Plug promises enhanced power, improved fuel economy, and extended engine life. Upgrade your Honda engine with this high-performance spark plug and experience the difference precision ignition can make.

TheNGK R040B-8 spark plug is a popular choice among Honda vehicle owners, particularly for racing applications. Here are the pros and cons to consider:

1. High Performance: Designed for high performance, these spark plugs offer excellent ignitability and combustion efficiency.

2. Long Life Span: They are known for their durability and extended service life, which can reduce the frequency of replacements.

3. Reliable Brand: NGK is a well-established brand in the automotive industry, ensuring quality and consistency.

4. Wide Compatibility: These spark plugs are compatible with various Honda models from 2004 to 2017.

1. Premium Pricing: Compared to standard spark plugs, these high-performance plugs may be more expensive.

2. Not Suitable for All Honda Models: While they are compatible with many models, they may not be the best choice for all Honda vehicles.

3. May Require Special Maintenance: High-performance spark plugs may require more frequent maintenance or tuning to maintain optimal performance.

In conclusion, if you're looking for a high-performance spark plug for your Honda racing application, the NGK R040B-8 could be a good choice due to its durability, high ignitability, and combustion efficiency. However, consider the premium pricing and possible need for special maintenance. Always ensure compatibility with your specific Honda model before purchase. If you're not racing or require a more cost-effective option, standard spark plugs may be more suitable for your needs.

Details:

Fits: Genuine NGK OEM racing spark plug for Honda CRF series dirt bikes from 2004 -2017. This NGK R040B-8 spark plug is a Honda OEM racing component, providing precise ignition and robust performance specifically for CRF off-road motorcycles, ensuring reliability in demanding conditions. Spotlight: A Day Inside . The image to watch on YouTube.

Honda MX / ATV. Honda Cruiser.

part #: r040b8 prices

• $26.36-$89.99

specifications cyclesparkplugs:

• for makes: Honda
• for years: 2004-2017
• brand: Ngk
• mpn: R040b-8
• part type: Spark Plug
• country of origin: United States
• manufacturer warranty: Unspecified Length
• storage location: H6 Rnp8-n Buk 19 Bin 5

general cyclesparkplugs:

• Motorcycle Scooter Parts Accessories > Electrical Ignition Components > Spark Plugs
• condition: New other see details

returns cyclesparkplugs:

• paid by: Seller
• policy: Returns Accepted
• time: 30 Days

payments cyclesparkplugs:

• other
• wallet: Apple-pay
• credit card: Discover

seller cyclesparkplugs:

• rating: 99.2%
• # reviews: 205462
• city: Odessa, Florida

offer cyclesparkplugs:

• quantity: 1
• started: January 17, 2026
• availability: In Stock
• sold: 0
• options: Ship-to-home

shipping cyclesparkplugs:

• transit: 6-11 Days
• type: Fixed
• cost: $0.00
• service: USPS Ground Advantage, USPS Priority Mail, FedEx 2Day, Overnight
• carrier: USPS, FedEx
• class: Standard, Expedited, One-day

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