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Upgrade your engine performance with the NGK BP8HS-10 3823 Spark Plug, a high-quality copper core spark plug engineered for dependable ignition and smooth running across a range of petrol engines.
Upgrade your engine performance with the NGK BP8HS-10 3823 Spark Plug, a high-quality copper core spark plug engineered for dependable ignition and smooth running across a range of petrol engines.
Ngk

NGK BP8HS-10 3823 Copper Core Spark Plug

£5.50
Pre-Order

With Pre-Order, you can purchase the latest items added to our store in advance of them arriving with us.

Your Pre-Order is prioritised (at no additional charge); meaning that as soon as the product arrives with us, we can wrap it straight back up; ready for collection via Click & Collect or despatch to you — it often never even hits the stock room shelves!

Pre-Launch

With Pre-Launch, the date when we expect to receive the product ourselves is still a little too hazy to be confident in accepting Pre-Orders.

So, instead, you can submit your email address against the item you are interested in and we will email you as soon as stock arrives on the system.

Estimated Delivery & Collection Dates

Estimated Delivery & Collection Dates are given on Pre-Order and Pre-Launch products. They are for indication purposes only and can change at any time without notice.

The dates we provide are based on indications given by our suppliers. Whenever we get updated information from our suppliers we will endeavour to update the Estimated Delivery & Collection Dates provided on product pages.

We estimate this will be ready for despatch to you or collection via Click & Collect on Undetermined

Hassle free returns

RETURNS

Our policy lasts 30 days. If 30 days have gone by since your purchase, unfortunately we can’t offer you a refund or exchange.

To be eligible for a return, your item must be unused and in the same condition that you received it. It must also be in the original packaging.

Several types of goods are exempt from being returned. Perishable goods such as food, flowers, newspapers or magazines cannot be returned. We also do not accept products that are intimate or sanitary goods, hazardous materials, or flammable liquids or gases.

Additional non-returnable items:

  • Gift cards

  • Downloadable software products

  • Some health and personal care items

To complete your return, we require a receipt or proof of purchase.

Please do not send your purchase back to the manufacturer.

There are certain situations where only partial refunds are granted (if applicable):

  • Book with obvious signs of use

  • CD, DVD, VHS tape, software, video game, cassette tape, or vinyl record that has been opened

  • Any item not in its original condition, damaged, or missing parts for reasons not due to our error

  • Any item that is returned more than 30 days after delivery


Refunds (if applicable)

Once your return is received and inspected, we will send you an email to confirm receipt of your returned item. We will also notify you of the approval or rejection of your refund.

If approved, your refund will be processed and a credit will automatically be applied to your original method of payment within a certain number of days.

Late or Missing Refunds (if applicable)

If you haven’t received a refund yet:

  1. First check your bank account again.

  2. Then contact your credit card company – it may take some time before your refund is officially posted.

  3. Next, contact your bank. Processing times can vary.

If you’ve done all of this and still have not received your refund, please contact us at info@maiden-marine.co.uk.


Sale Items (if applicable)

Only regular-priced items may be refunded. Unfortunately, sale items cannot be refunded.


Exchanges (if applicable)

We only replace items if they are defective or damaged. If you need to exchange an item for the same product, please email info@maiden-marine.co.uk and send your item to:

Maiden Marine
Ferry Nab,
Bowness-on-Windermere,
Windermere,
LA23 3JH
United Kingdom


Gifts

If the item was marked as a gift when purchased and shipped directly to you, you’ll receive a gift credit for the value of your return. Once the returned item is received, a gift certificate will be mailed to you.

If the item wasn’t marked as a gift when purchased, or the order was shipped to the gift giver, we will send a refund to the gift giver and they will be notified of your return.


Shipping

To return your product, please send it to:

Maiden Marine
Ferry Nab,
Bowness-on-Windermere,
Windermere,
LA23 3JH
United Kingdom

You will be responsible for paying your own shipping costs for returning your item. Shipping costs are non-refundable. If you receive a refund, the cost of return shipping will be deducted from your refund.

Depending on where you live, the time it may take for your exchanged product to reach you may vary.

NGK BP8HS-10 3823 Copper Core Spark Plug

Season:Core

Brand:Ngk

Code:BP8HS-10-NGK

NGK BP8HS‑10 3823 Spark Plug – Copper Core Spark Plug for Reliable Ignition

Upgrade your engine performance with the NGK BP8HS-10 3823 Spark Plug, a high-quality copper core spark plug engineered for dependable ignition and smooth running across a range of petrol engines. Trusted around the world and built to NGK’s exacting manufacturing standards, this spark plug delivers reliable starts, consistent combustion, and long-lasting durability. 

🔥 Engineered for Consistent Performance

The BP8HS-10 features a solid copper core center electrode, which enhances heat dissipation and electrical conductivity. This efficient thermal management helps reduce overheating and fouling while promoting stable, powerful ignition under varied operating conditions.

Designed with NGK’s advanced materials and precision manufacturing, this spark plug includes features such as trivalent metal plating for corrosion resistance and cold-rolled threads to help prevent cross-threading during installation.

🛠️ Built for Durability & Reliability

  • Copper Core Electrode: Superior heat transfer for dependable spark and combustion stability. 

  • Nickel-Tipped Electrodes: Durable tip designed to resist wear and maintain performance over time. 

  • Corrosion-Resistant Plating: Trivalent metal finish protects against rust and simplifies installation and removal.

  • High-Quality Ceramic Insulator: Helps maintain efficient heat transfer and excellent dielectric strength. 

  • Standard Fitment: M14 × 1.25 threading with a 12.7 mm reach makes this spark plug suitable for many small petrol engines, generators, lawn equipment, and more. 

🚗 Why Choose NGK?

NGK is a global leader in spark plug technology, known for precision engineering and exceptional quality. The BP8HS-10 continues this tradition, offering a cost-effective solution that doesn’t compromise performance. Whether you’re servicing small engines, DIY projects, or routine maintenance, this spark plug delivers reliable ignition you can count on. 

Perfect for: Everyday engine use, small machinery, generators, lawnmowers, and applications requiring a standard-range, copper core spark plug.

Upgrade to the NGK BP8HS-10 3823 Spark Plug today — engineered for performance, built for durability.

Technical Information
  • Pack size
    1
  • Brand
    NGK
  • Diameter
    14mm
  • Reach
    12.7mm (1/2")
  • Hex spanner size
    21mm (13/16")
  • Resistor
    No
  • Terminal type
    M4 thread
  • Seal type
    Gasket seat
  • Tip configuration
    Single electrode
  • Projection type
    Projected
  • Electrode material
    Standard nickel
  • Material
    Copper
Sizing Information
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