Best Copper Car Spark Plugs of 2025

Joseph Prokop Avatar
Joseph Prokop
Last Updated: 11 Feb 2025

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Copper car spark plugs are a type of automotive ignition component designed to ignite the air/fuel mixture in the engine's combustion chamber. These spark plugs feature a copper core that helps to dissipate heat more efficiently than other types of spark plugs. This allows for better performance, increased fuel efficiency, and longer lifespan of the spark plugs. Copper car spark plugs are a popular choice among car enthusiasts and mechanics alike, as they offer reliable ignition and are generally more affordable than other types of spark plugs.

At a Glance: Our Top Picks

Genuine NGK BPMR6A Long Life Spark Plug Cover #TOP 1
Genuine NGK BPMR6A Long Life Spark Plug
ftb score rating icon 9.9
NGK BP5HS Copper Core Spark Plug Cover #TOP 2
NGK BP5HS Copper Core Spark Plug
ftb score rating icon 9.8
NGK BPR5HS Long Life Spark Plug Cover #TOP 3
NGK BPR5HS Long Life Spark Plug
ftb score rating icon 9.6

Top 10 Copper Car Spark Plugs

#TOP 1

Genuine NGK BPMR6A Long Life Spark Plug

NGK
130815
white/copper
1 - Pack
Genuine NGK BPMR6A Long Life Spark Plug Cover
Genuine NGK BPMR6A - 6726 Spark Plug - white/copper

The NGK BPMR6A Spark Plug is a genuine product designed for long life and optimal performance. Its original equipment status ensures that it meets high standards for reliability. The copper core is particularly beneficial as it aids in heat removal, which helps to keep your engine running smoothly. Before fitting, it is always wise to check your owner's manual to ensure compatibility. This makes the installation process straightforward and hassle-free for you.

What We Like
Genuine NGK product
Long-lasting performance
Copper core for heat removal
Original equipment standard
Easy installation guidance
#TOP 2

NGK BP5HS Copper Core Spark Plug

NGK
130227
k.A.
Standard
NGK BP5HS Copper Core Spark Plug Cover
1x NGK Copper Core Spark Plug BP5HS (4111)

The NGK BP5HS Spark Plug is designed for easy installation, making it a convenient choice for users. Its zinc-dipped shell helps prevent corrosion, ensuring durability in various conditions. The corrugated ribs are helpful in preventing flashover, enhancing the plug's reliability. Additionally, the spark plug efficiently dissipates a large amount of heat, which can improve engine performance and longevity. This makes the NGK BP5HS a great option for those looking to maintain their vehicle's efficiency.

What We Like
Corrosion-resistant design
Quick and easy installation
Prevents flashover
Dissipates heat effectively
#TOP 3

NGK BPR5HS Long Life Spark Plug

NGK
6222
Black
Standard
NGK BPR5HS Long Life Spark Plug Cover
1x NGK Copper Core Spark Plug BPR5HS (6222)

The NGK BPR5HS Spark Plug is a genuine NGK product designed for long-lasting performance. It serves as an original equipment replacement, ensuring compatibility with your vehicle. This spark plug is built to provide reliable ignition, which can lead to improved engine efficiency. Always remember to check your owner's manual before fitting to ensure proper installation and performance. With this spark plug, you can enjoy peace of mind knowing you have a quality part that supports your car’s functionality.

What We Like
Genuine NGK quality
Long-lasting performance
Original equipment fit
Easy installation
#TOP 4

Champion RA8HC-4PK Spark Plug Set

Champion RA8HC-4PK Spark Plug Set Cover
Champion RA8HC-4PK Copper Plus Small Engine Spark Plug # 810 (4 Pack)

The Champion Spark Plug Set is designed for powersport applications, specifically for models from 1986 to 1998. This pack includes four spark plugs, ensuring you have enough for your engine needs. By using these quality plugs, you can enhance your engine's performance and improve fuel efficiency. They are compatible with the H-D code 6R12, making them a reliable choice for Harley-Davidson enthusiasts. With these spark plugs, you can enjoy a smoother ride and better ignition, providing you with peace of mind on the road.

What We Like
High-quality spark plugs
Compatible with various models
Enhances engine performance
Improves fuel efficiency
Convenient 4-pack

Champion QC12YCT04 High Quality Spark Plug

multi-coloured
946 (QC12YC)
Champion QC12YCT04 High Quality Spark Plug Cover
Champion QC12YCT04 Copper Plus Spark Plug

The Champion Spark Plug is a high-quality copper plus spark plug designed to enhance your vehicle's performance. With a precise distance of 0.5 mm between electrodes, it ensures optimal ignition efficiency, which can lead to improved fuel economy. Being an original branded product from CHAMPION, you can trust its reliability and durability. This spark plug is essential for maintaining your car's engine health, providing you with peace of mind knowing that you are using a trusted component in your vehicle.

What We Like
High-quality copper construction
Optimised ignition efficiency
Original branded reliability
Enhances engine performance
#TOP 6

NGK Ø14MM Spark Plug with Copper Electrode

NGK
B8HS
Silver
standard size
NGK Ø14MM Spark Plug with Copper Electrode Cover
SPARK PLUG Ø14MM BASE LENGTH: 12.7MM COPPER CENTRAL ELECTRODE

The NGK Spark Plug is a reliable choice for your vehicle. With its original equipment design, it ensures compatibility and optimal performance. The 14mm diameter and 12.7mm base length make installation straightforward, saving you time and effort. The copper central electrode enhances conductivity, which can improve ignition efficiency and overall engine performance. By choosing this spark plug, you can enjoy a smoother ride and better fuel efficiency.

What We Like
Original Equipment design
Easy installation
Copper electrode for efficiency
Improves engine performance
#TOP 7

TORCH A7RTC Spark Plug Replacement for NGK CR7HSA

Torch
A7RTC
TORCH A7RTC Spark Plug Replacement for NGK CR7HSA Cover
TORCH A7RTC Spark Plug Repalce for NGK 4549 CR7HSA 4629/C7HSA Spark Plug, for DEN SO 4008/U22FSR-U 5383/IUF22, for BOS CH UR3AS Spark Plug, for Z9Y Copper Plus Spark Plug 808, OEM

The TORCH A7RTC Spark Plug offers a reliable replacement for various models, including the NGK CR7HSA. With a high-quality construction, this spark plug ensures durability through its high melting point electrode and excellent corrosion resistance. You will appreciate the efficient heat transfer and electrical insulation provided by the high alumina ceramic. The connector thread size of 10mm x 1mm makes it easy to fit, enhancing your vehicle's performance with minimal hassle.

What We Like
High-quality replacement part
Durable and long-lasting
Excellent heat transfer
Easy to install
#TOP 8

Champion Copper Plus CJ8 Spark Plug for Small Engines

Multi
Champion Copper Plus CJ8 Spark Plug for Small Engines Cover
Champion Copper Plus Small Engine 843 Spark Plug (Carton of 1) - CJ8

The Champion CJ8 Spark Plug offers dependable performance and durability for your small engine needs. Its copper core centre electrode ensures accurate control of the heat range, which translates to a longer lifespan, saving you time and money on replacements. Additionally, this spark plug resists fouling, enabling better engine efficiency and performance. With superior corrosion resistance, you can trust that the Champion CJ8 Spark Plug will withstand the elements, giving you peace of mind during use.

What We Like
Dependable performance
Resists fouling
Longer lifespan
Superior corrosion resistance
#TOP 9

Champion RCJ7YT04 High Quality Spark Plug

Champion RCJ7YT04 High Quality Spark Plug Cover
Champion RCJ7YT04 Copper Plus Spark Plug

The Champion RCJ7YT04 Spark Plug is a high-quality copper plus spark plug designed to enhance your vehicle's performance. With a precise 0.7 mm distance between electrodes, it provides optimal ignition, ensuring your engine runs smoothly and efficiently. Being an original Champion product, you can trust its reliability and durability. This spark plug not only improves fuel efficiency but also helps in reducing emissions, making it a great choice for environmentally conscious drivers.

What We Like
High quality construction
Improves engine performance
Enhances fuel efficiency
Reduces emissions
#TOP 10

TORCH A7RTC Spark Plug Replacement Kit

Torch
A7RTC
2pcs
TORCH A7RTC Spark Plug Replacement Kit Cover
TORCH 2pcs A7RTC Spark Plug Repalce for NGK 4549 CR7HSA 4629/C7HSA Spark Plug, for DEN SO 4008/U22FSR-U 5383/IUF22, for BOS CH UR3AS Spark Plug, for Z9Y Copper Plus Spark Plug 808, OEM

The TORCH A7RTC Spark Plugs are a high-quality replacement option for various models, including CR7HSA and U22FSR-U. With their durable design, these spark plugs feature a high melting point electrode that extends service life, providing you with reliable performance. The excellent heat transfer and electrical insulation offered by high alumina ceramic ensure optimal functionality. Additionally, the corrosion resistance of these plugs helps maintain their efficiency over time, giving you peace of mind while driving.

What We Like
High-quality replacement parts
Extended service life
Excellent heat transfer
Corrosion resistant
Buying Guide Image
Editor's Notes

During our copper car spark plug research, we found 306 copper car spark plug products and shortlisted 10 quality products. We collected and analyzed 46,735 customer reviews through our big data system to write the copper car spark plugs list. We found that most customers choose copper car spark plugs with an average price of £5.20.

The copper car spark plugs are available for purchase. We have researched hundreds of brands and picked the top brands of copper car spark plugs, including NGK, CHAMPION, Torch. The seller of top 1 product has received honest feedback from 690 consumers with an average rating of 4.8.

Written by
Joseph Prokop Avatar

Joseph is a seasoned writer who's also passionate about automotive. His passion for automotive care and maintenance fuels his drive for more knowledge in the field. He currently resides in Middlesbrough, where he finds time to write informative contents on automotive. His automotive related articles are quite popular in journals around the world. Joseph continues to use his wealth of experience in the industry to create helpful guides on automotive.