DENSO Spark Plug Standard 042511040786 X20FS 65-75

( Brand: Denso ), ( Manufacturer Part Number: 4078 ), ( Type: Spark Plug ), ( Item Length: 3.400 ), ( Country Of Origin: China ), ( Ipn: X20fs-u ), ( UPC: 042511040786 )

Review DENSO Spark Plug Standard 65-75 Honda fits S90 ST90

Denso 4078 Spark Plug for 1965-1975 Honda S90/ST90 - Precision Ignition Performance

The Denso 4078 Spark Plug, designed specifically for the 1965-1975 Honda S90 and ST90 models, is a testament to Denso's commitment to delivering top-tier automotive parts. This spark plug stands out with its exceptional reliability, longevity, and performance.

Crafted with a fine nickel-plated ground electrode, this Denso spark plug ensures a stable spark for smooth and consistent ignition. The electrode's fine construction promotes efficient combustion, reducing fuel waste and increasing your vehicle's overall fuel efficiency.

The Denso 4078 spark plug features a tapered insulator nose, which helps in easy gap setting and provides better sealing to the cylinder head. This design also reduces the possibility of electrode fouling, ensuring a longer lifespan for the spark plug.

The advanced design of the Denso 4078 spark plug includes a heat range that suits the specific requirements of the Honda S90 and ST90 models. This heat range ensures the plug maintains the optimal temperature for efficient combustion, preventing pre-ignition and reducing the likelihood of engine knock.

Incorporating Denso's extensive engineering knowledge and commitment to quality, the Denso 4078 Spark Plug is the ideal choice for maintaining the performance and longevity of your 1965-1975 Honda S90 or ST90. By choosing this spark plug, you can trust in a reliable ignition system, ensuring your vehicle runs smoothly and efficiently for thousands of miles to come.

1. **Reputation:** Denso is a well-known and trusted brand in the automotive industry, known for producing high-quality parts.

2. **Performance:** The Denso 4078 spark plug is designed to deliver excellent ignitability, fuel efficiency, and longevity, which can help improve your vehicle's performance.

3. **Durability:** Denso spark plugs are known for their durability and resistance to wear and tear, which can save you money in the long run by reducing the need for frequent replacements.

4. **Universal Fitment:** This spark plug is designed to fit various models, making it a versatile choice for many vehicles.

1. **Price:** Denso spark plugs tend to be more expensive compared to some other brands. However, their quality and longevity often justify the higher price.

2. **Availability:** While Denso is a global brand, it might be harder to find in some local auto parts stores. You may need to order online or visit a specialty store.

The Denso 4078 spark plug is a high-quality product that offers excellent performance, durability, and universal fitment. While it may be more expensive than some other brands, its long lifespan can save you money in the long run. If you're looking for a reliable spark plug for your 65-75 Honda S90/ST90 and are willing to pay a bit more for quality, the Denso 4078 could be a great choice. However, if price is a major concern, you might want to consider other, more affordable options. Always ensure to double-check the compatibility before purchasing to ensure a perfect fit for your vehicle.

Details:

All accessories hardware. Original packaging. Manufacturer Heat Range: 20.

U-Groove design provides better ignitable for increased engine efficiency. Ground Configuration: Standard. Hex Size: 18.0mm. Seat Type: Flat.

Ground Electrode Quantity: Electrode Tip Material: Nickel. Placing an order outside the US is easy. Ground Electrode Tip Design: U-Groove.

DENSO 4078 Spark Plug Standard For 65-75 Honda S90 ST90: Plug, SPECIFICATIONS: Electrode Core Material: Copper. Ground Electrode Core Material: Nickel.

part #: 4078 prices

• $12.79-$27.99

specifications cyclesparkplugs:

• for models: S90, St90
• for makes: Honda
• brand: Denso
• mpn: 4078
• type: Spark Plug
• item length: 3.400
• country of origin: China
• ipn: X20fs-u
• upc: 042511040786

payments cyclesparkplugs:

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

shipping cyclesparkplugs:

• cost: $0.00
• transit: 4-7 Days
• service: Standard
• class: Standard
• type: Fixed

general cyclesparkplugs:

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

offer cyclesparkplugs:

• availability: In Stock
• options: Ship-to-home
• quantity: 10
• started: November 1, 2025
• sold: 0

seller cyclesparkplugs:

• city: Hempstead, New York
• # reviews: 128035
• rating: 99.1%

returns cyclesparkplugs:

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

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