10 Best Spark Plugs For Sbc 350 With Headers (2024 Update)

When you shop through links on our site, we may earn an affiliate commission. This educational content is not intended to be a substitute for professional advice.

If you are a car enthusiast or a mechanic, you might have heard of the term "spark plugs." Spark plugs are an essential component of any internal combustion engine, and they play a crucial role in the proper functioning of your car. However, if you have a small block Chevy 350 engine with headers, finding the right spark plugs can be a bit of a challenge.

So, what are the key points you should keep in mind when looking for spark plugs for your SBC 350 with headers? Firstly, you need to consider the compatibility of the spark plugs with your engine model. Secondly, the type of spark plug you choose should be suitable for the intended use of your vehicle. Thirdly, the heat range of the spark plug should be appropriate for your engine's power output. Fourthly, the electrode gap of the spark plug should match the manufacturer's recommendations. Lastly, the material of the spark plug should be durable and long-lasting.

Overall, finding the right spark plugs for your SBC 350 with headers requires careful consideration of various factors. By keeping these key points in mind, you can ensure that you choose the best spark plugs for your engine, which will help to enhance its performance and longevity.

10 Best Spark Plugs For Sbc 350 With Headers

1. Aulatben Fits Sbc 350 383 400 Under Header Hei Ultra 40 Spark Plug Wires 73686 A0314a0005

The Aulatben Fits SBC 350 383 400 Under Header HEI Ultra 40 Spark Plug Wires 73686 A0314A0005 is a high-quality ignition wire set designed for use in a variety of vehicles. Before purchasing this product, it is important to check the Amazon Fitment Filter and Description to ensure that it will work with your specific vehicle.

This wire set features Ultra 40 Unsleeved Plug Wires that are designed to deliver maximum spark energy. The wires are red in color and feature 90° boots that are specifically designed for use with HEI systems.

When handling or installing any auto part, it is important to wear protective gear to ensure your safety. The Aulatben Fits SBC 350 383 400 Under Header HEI Ultra 40 Spark Plug Wires 73686 A0314A0005 should be placed in the front of your vehicle for optimal performance.

Overall, this wire set is a high-quality product that is designed to last. It is important to note that proper installation is key to ensuring optimal performance, so be sure to carefully read and follow all instructions provided with the product.

2. Accel 0576s-4 Shorty Copper Core Spark Plug, (Pack Of 4)

The ACCEL 0576S-4 Shorty Copper Core Spark Plug is a must-have for those looking to upgrade their engine's performance. This product is specifically designed to fit in cramped spaces, making it the perfect solution for those who struggle with limited engine space.

The ACCEL 0576S-4 Shorty Copper Core Spark Plug delivers significantly more power at high rpm, providing instant throttle response and better fuel economy. This is achieved through the use of copper core technology, which ensures that the spark plug's firing is consistent and efficient.

Additionally, this spark plug is less prone to fouling, flame dissipation, and misfire. This is because the copper core technology creates a more reliable spark, which in turn leads to better combustion and a more efficient engine.

The ACCEL 0576S-4 Shorty Copper Core Spark Plug comes in a pack of four, making it an excellent value for those looking to upgrade multiple spark plugs at once. The installation process is straightforward, and the benefits of using this product are immediately noticeable.

Overall, the ACCEL 0576S-4 Shorty Copper Core Spark Plug is a top-performing product that is sure to provide any engine with a significant boost in performance. Its unique design and use of advanced technology make it the perfect solution for those who are looking to maximize their engine's potential.

3. 8199 Accel Hp Copper Spark Plug – Shorty

The 8199 ACCEL HP Copper Spark Plug – Shorty is a high-performance ignition component designed to improve the power and efficiency of your engine, especially in limited clearance applications. This product is ideal for use in tight spaces where traditional spark plugs may not fit or may hinder performance.

This spark plug is engineered to deliver significantly more power at high RPM, providing instant throttle response and better fuel economy. It achieves this by featuring a high-strength copper core electrode that provides a more efficient spark, resulting in improved combustion and increased power output.

Another key benefit of the 8199 ACCEL HP Copper Spark Plug – Shorty is its ability to reduce misfires and fouling. Its unique design dissipates heat faster, ensuring that the flame remains stable and preventing combustion issues that can lead to engine damage. This feature also helps to reduce the likelihood of fouling, which can cause poor performance and fuel economy.

The 8199 ACCEL HP Copper Spark Plug – Shorty is sold in a pack of eight, making it an excellent value for those looking to upgrade their entire engine's ignition system. It is compatible with a wide range of vehicles and is designed to be easy to install, even in cramped engine compartments.

Overall, if you're looking for a spark plug that can provide significant performance gains while also being easy to install and maintain, the 8199 ACCEL HP Copper Spark Plug – Shorty is an excellent choice. Its unique design and high-strength materials make it ideal for use in tight spaces, while its ability to increase power and fuel economy make it a smart investment for any engine enthusiast.

4. E3.42 E3 Premium Automotive Spark Plugs (8-Pack)

E3.42 E3 Premium Automotive Spark Plugs (8-PACK) are a revolutionary product designed to improve power, fuel efficiency, and reduce engine emissions. The company behind this product, E3 Spark Plugs, was founded with the goal of helping customers achieve these benefits while also contributing to the fight against global warming.

One of the key ways that E3 Spark Plugs accomplish this goal is by improving the ignition of fuel inside the combustion chamber. The advanced DiamondFire design of these spark plugs actually increases combustion pressure in the engine. This leads to a faster flame speed and improvements in the direction of the flame front, resulting in a marked and proven increase in power output, fuel economy, and reduced emissions in gasoline engines.

This increase in combustion pressure is due to the unique design of the E3 Spark Plugs. They feature a diamond-shaped electrode that is designed to create a larger spark and more efficient combustion. The result is a more complete burn of the fuel in the combustion chamber, which leads to increased power and improved fuel efficiency.

To verify these benefits, E3 Spark Plugs have been tested using the most sophisticated testing equipment available today. These tests have shown that E3.42 E3 Premium Automotive Spark Plugs provide significant improvements in power output, fuel economy, and reduced emissions. This makes them an ideal choice for anyone looking to improve the performance of their gasoline engine while also doing their part to protect the environment.

In conclusion, E3.42 E3 Premium Automotive Spark Plugs are a revolutionary product that has been designed to improve power, fuel efficiency, and reduce engine emissions. They feature a unique DiamondFire design that creates a larger spark and more efficient combustion, resulting in significant improvements in engine performance. These spark plugs have been rigorously tested and verified to provide real-world benefits, making them an ideal choice for anyone looking to improve the performance of their gasoline engine.

5. Accel High Performance Copper Spark Plug With Resistor, 8 Pack

ACCEL High Performance Copper Spark Plug with Resistor, 8 Pack is a top-of-the-line product designed to provide maximum performance and reliability to your vehicle. The spark plugs are made with high-quality materials and advanced engineering techniques to ensure the best possible ignition and combustion process in your engine.

The ground electrode core material used in these spark plugs is copper, which offers superior conductivity and heat transfer properties. Copper is a highly efficient material for spark plugs, as it allows the spark to travel quickly and efficiently across the gap, providing a strong and reliable ignition.

The insulator type used in these spark plugs is mid projected, which helps to improve combustion efficiency and reduce fouling. The mid projected design allows for a larger gap between the center electrode and the ground electrode, which helps to increase the spark's intensity and improve combustion.

The spark plug gap is pre-gapped, which means that it is already set to the correct distance for your particular vehicle. This helps to save time and ensure that your spark plugs are installed correctly the first time. A correct spark plug gap is essential for proper engine performance, as it determines the intensity and timing of the spark.

In addition, these spark plugs are equipped with a resistor, which helps to reduce electromagnetic interference and improve overall performance. The resistor helps to prevent interference with other electronic components in your vehicle, such as the radio, and can help to reduce engine misfires and improve fuel economy.

Overall, ACCEL High Performance Copper Spark Plug with Resistor, 8 Pack is an excellent choice for anyone looking to upgrade their vehicle's ignition system. The combination of high-quality materials, advanced engineering, and pre-gapped design make these spark plugs easy to install and highly effective at improving engine performance and reliability. With eight spark plugs included in each pack, you'll have everything you need to get your vehicle running smoothly and efficiently.

6. 8mm High Energy Spark Plug Wires For Chevy/gm 74-88 Sbc Engine (9-Pack)

The 64602 High Energy 8mm Spark Plug Wires Set is a replacement kit designed for Chevy/GM 1974-1988 305 350 400 SBC Engine 90° Boot Spark Plug Wire. This set includes 9 pieces of spark plug wires that are made from high-quality materials to ensure durability and reliability.

These spark plug wires are specially designed to fit 8-cylinder engines and are heat and oil-resistant, making them ideal for use in high-performance engines. The wires are made of blue 100% silicone boot ends with double spring locking spark plug terminals, ensuring a secure and stable connection.

The universal kit can be used for resistors or cores at the end of the spark plug cover at 90º, 135º, or 180º spark plug boot ends. The wire core is suitable for applications where RFI (Radio Frequency Interference) is not a concern. The set includes all the necessary components to replace your old or worn-out spark plug wires.

The 64602 High Energy 8mm Spark Plug Wires Set is easy to install, and the universal design ensures that it fits most Chevy and GM models from 1974-1988. The wires are designed to transfer high energy from the ignition coil to the spark plugs, ensuring optimal engine performance.

In summary, the 64602 High Energy 8mm Spark Plug Wires Set is an excellent replacement kit for Chevy/GM 1974-1988 305 350 400 SBC Engine 90° Boot Spark Plug Wire. The set includes 9 pieces of spark plug wires that are heat and oil-resistant, made of blue 100% silicone boot ends with double spring locking spark plug terminals. The universal kit is easy to install and can be used for resistors or cores at the end of the spark plug cover at 90º, 135º, or 180º spark plug boot ends. The wire core is suitable for applications where RFI is not a concern. Overall, this set is a reliable and durable option for anyone looking to replace their old or worn-out spark plug wires.

7. Ceramic Coated Headers For Sbc Chevy/gmc Truck 66-87 C10 C20 K10 K20 305-400.

A-Team Performance presents its high-quality Ceramic Coated Headers that are compatible with SBC Chevy/GMC Truck models from 1966 to 1987, including C10, C20, K10, K20, 305, 327, 350, 383, and 400. These headers are designed with precision and high-quality materials, ensuring superior performance and durability.

The Ceramic Coated Headers are manufactured using 3/8 in. thick laser-cut flanges and mandrel-bent primary tube. This unique design ensures that the headers are made to withstand the harsh conditions of the road while delivering optimal performance. The durable construction of these headers is further enhanced by high-quality welding, which provides superior stability and strength.

The ceramic coating on the headers provides several benefits. The ceramic coating helps to reduce the temperature of the exhaust system, which in turn helps to increase horsepower and torque. The coating also helps to protect the headers from corrosion, rust, and other forms of damage caused by exposure to heat and moisture. Additionally, the ceramic coating gives the headers a sleek and stylish look that complements the overall appearance of your vehicle.

The Ceramic Coated Headers from A-Team Performance are easy to install and provide a perfect fit for your SBC Chevy/GMC Truck. The headers come with all the necessary hardware for a hassle-free installation, and the precision design ensures that there are no leaks or other issues that could affect the performance of your vehicle.

In conclusion, A-Team Performance's Ceramic Coated Headers are a high-quality and reliable upgrade for your SBC Chevy/GMC Truck. The headers are durable, easy to install, and provide superior performance and protection for your vehicle. With their sleek and stylish design, these headers are the perfect addition to any truck enthusiast's collection.

8. Flowtech 11500flt Long Tube Header – Black Paint

Flowtech 11500FLT Long Tube Header in black paint is a high-performance exhaust component designed to boost the power and fuel efficiency of your vehicle. This header is built to withstand extreme conditions and is made from premium-quality materials to ensure maximum durability and longevity.

One of the key features of this long tube header is its ability to improve fuel economy from the engine. By allowing the engine to breathe more efficiently, it reduces the workload and improves the overall efficiency of the engine. This, in turn, leads to better fuel economy and reduced emissions.

The header is also designed to deliver maximum performance by ensuring a leak-free system. It undergoes a rigorous leak test to ensure that there are no leaks in the system, which could cause a drop in performance. This leak-free system not only improves performance but also reduces the risk of damage to other engine components.

The mandrel-formed power plenum is another feature that makes this long tube header stand out. The mandrel-forming process ensures that the header has a smooth and even interior surface, which promotes better airflow and reduces turbulence. As a result, the engine can breathe more efficiently, leading to improved performance and fuel economy.

The leakproof O-ringed port seals are another important feature of this long tube header. These seals ensure that there are no leaks in the system, which could cause a drop in performance or damage to other engine components. The leakproof seals also help to reduce noise levels, making this header a great choice for those who want a quieter ride.

Finally, the Flowtech 11500FLT Long Tube Header comes with all the necessary mounting hardware, making installation a breeze. The header is designed to fit perfectly and is compatible with most vehicles. So, if you're looking for a high-performance exhaust component that can improve the power and fuel efficiency of your vehicle, the Flowtech 11500FLT Long Tube Header in black paint is an excellent choice.

9. Ngk V Power Spark Plug Ur4 (8 Pack) For Chevrolet P20 1976-1984 5.7l/350

The NGK V Power Spark Plug UR4 (8 Pack) is designed specifically for the CHEVROLET P20 with a model year range of 1976-1984 and an engine size of 5.7L/350. This spark plug is a perfect fit for the Chevy small block Gen I engine family.

The NGK V Power Spark Plug UR4 features a nickel alloy electrode tip material and a copper electrode core material. The insulator type is projected, which means that the spark plug has a protruding center electrode that extends beyond the threads of the spark plug. This design helps to improve ignitability, reduce quenching, and promote a more complete combustion process.

In addition, this spark plug has a manufacturer heat range of 4, which means it is designed to operate within a specific temperature range. The NGK V Power Spark Plug UR4 also includes a resistor to help reduce electromagnetic interference and improve radio reception.

The spark plug thread size is 14mm, and the spark plug reach is 0.460 inches. The spark plug seat style is tapered, and the wrench diameter is 5/8 inches. The NGK V Power Spark Plug UR4 also features a single ground strap.

The NGK V Power Spark Plug UR4 is sold in an 8 pack, making it easy to replace all of the spark plugs in your engine at once. By using the NGK V Power Spark Plug UR4, you can be confident that you are getting a high-quality product that is designed to meet the specific needs of your engine.

Overall, the NGK V Power Spark Plug UR4 is a great choice for anyone looking to improve the performance of their Chevrolet P20 with a 5.7L/350 engine. With its advanced design and high-quality materials, this spark plug is sure to provide reliable ignition and improved engine performance for years to come.

10. Nicecnc Spark Plug Wire Separator Holders For Chevy And Ford V8 Engines, Black

The NICECNC Spark Plug Wires Looms Separator Holders are a must-have for any car enthusiast looking to clean up their engine bay and keep their wires organized and away from heat. These holders are compatible with Chevrolet, Ford Small Block, Big Block, SBC, BBC, SBF, BBF, 350, 383, 396, 427, 454, 289, 302, 351, 429, and 460 V8 Engines, making them a versatile addition to any car.

Crafted from precision CNC-machined 6061-T6 aluminum alloy, these holders are built to last and provide a perfect fit for your engine. The holders are finished with a brilliant anodized coating that not only looks great but also increases the holders' resistance to corrosion and wear.

Installation is made easy with the included hardware and instructions, making it simple for anyone to install these holders in their engine bay. Once installed, these holders provide effective protection to your wire looms, keeping them organized and away from heat.

The stainless steel hardware used in these holders has the best high-temperature strength and long service life, ensuring that your wire looms are protected for years to come. With these holders, you can be sure that your engine bay will look clean and organized, while also providing the necessary protection for your wire looms.

In summary, the NICECNC Spark Plug Wires Looms Separator Holders are a durable and high-quality addition to any engine bay. With their precision CNC-machined aluminum construction, anodized finish, and included hardware and instructions, these holders provide an easy way to clean up your engine bay and keep your wires organized and protected.

Best Spark Plugs For Sbc 350 With Headers FAQs

Are there any special considerations when choosing spark plugs for an SBC 350 with headers?

Yes, there are special considerations when choosing spark plugs for an SBC 350 with headers. Headers can increase the temperature in the engine compartment, which can affect the performance of the spark plugs. Therefore, it is important to choose spark plugs that are designed to withstand high temperatures and provide good ignition performance.

It is also recommended to choose spark plugs with the correct heat range to match the engine's operating conditions. The heat range determines how quickly the spark plug can transfer heat from the combustion chamber to the engine's cooling system. Choosing the wrong heat range can lead to engine damage or poor performance.

Additionally, it is important to choose spark plugs with the correct thread size and reach to ensure a proper fit in the engine. It is also recommended to choose spark plugs with a high-quality electrode material, such as iridium or platinum, for improved durability and performance. Overall, it is best to consult with a professional or refer to the manufacturer's recommendations when choosing spark plugs for an SBC 350 with headers.

Can I use any spark plug with headers on an SBC 350 engine?

No, not all spark plugs are compatible with headers on an SBC 350 engine. The type of spark plug needed depends on the specific headers being used and the clearance available in your engine's compartment. Headers can vary in design and size, which affects the spark plug's reach and angle. Using the wrong spark plug can result in poor performance, engine damage, and even a fire hazard. Consult with an expert or the manufacturer of your headers to determine the correct spark plug to use. Additionally, it is crucial to ensure the spark plugs are properly torqued and that the electrode is positioned correctly within the cylinder head to prevent misfires or engine damage. Always follow the manufacturer's recommendations for spark plug installation and maintenance to ensure optimal engine performance and safety.

Do I need to use a specific type of spark plug with headers on an SBC 350 engine?

There is no specific type of spark plug that is required to be used with headers on an SBC 350 engine. However, it is recommended to use spark plugs with a heat range that is suitable for the engine's specific application and use. It is also important to ensure that the spark plug's reach and thread diameter are compatible with the cylinder head's spark plug holes. Using high-quality spark plugs can help optimize engine performance and reduce the risk of misfires or other ignition-related issues. It is always best to consult with a professional mechanic or engine builder to determine the best spark plug options for your specific SBC 350 engine setup.

How often should I change the spark plugs on an SBC 350 with headers?

As a general rule, spark plugs should be replaced every 30,000 miles, but this can vary depending on the type of spark plugs and driving conditions. However, if you have headers installed on your SBC 350, this can affect how often you need to change the spark plugs. Headers can increase the temperature under the hood, which can cause the spark plugs to wear out faster. If you are using high-performance spark plugs, they may need to be replaced more frequently than standard spark plugs. Additionally, if you are driving your vehicle under harsh conditions, such as racing or towing, you may need to change the spark plugs more often. It's best to consult with a mechanic or refer to your owner's manual for specific recommendations on when to change the spark plugs on your SBC 350 with headers.

What is the best spark plug for an SBC 350 with headers?

When it comes to choosing the best spark plug for an SBC 350 with headers, there are many options available in the market. However, there are a few factors to consider before making a decision. Firstly, it is important to know the heat range of the spark plug. The heat range refers to the ability of the spark plug to dissipate heat. For an SBC 350 with headers, a spark plug with a heat range of 6-7 is recommended.

Another important factor to consider is the material of the spark plug. Copper spark plugs are the most common and affordable option, but they tend to wear out faster than other materials. Platinum and iridium spark plugs are more expensive but last longer and provide better performance.

In terms of brand, there are several reputable companies that produce high-quality spark plugs for SBC 350 engines with headers. Some popular options include NGK, AC Delco, and Denso.

Ultimately, the best spark plug for an SBC 350 with headers will depend on your specific needs and preferences. It is recommended to consult with a professional mechanic or automotive expert to determine the best spark plug for your engine.

How useful was this post?

Click on a star to rate it!

Average rating 0 / 5. Vote count: 0

No votes so far! Be the first to rate this post.

Sharing is caring!