The Top 10 Best Headers for Chevy 327: Boosting Performance and Sound

Chevy 327 is a legendary engine that powered some of the most iconic American muscle cars of the 1960s and 70s. If you own a Chevy 327 or a classic car with this engine, you know that one of the best ways to improve its performance and sound is by upgrading the exhaust system, starting with the headers. In this article, we’ve compiled a list of the top 10 best headers for Chevy 327 that will help you get the most out of your engine.

Hedman Hedders 68600

The Hedman Hedders 68600 is a favored choice for car enthusiasts seeking to upgrade their Chevy 327 engine headers. This product is constructed from top-notch 18-gauge steel, ensuring durability in harsh engine bay conditions. Additionally, it is designed to be a direct fit for Chevy 327 engines, making installation hassle-free without requiring any modifications.

The Hedman Hedders 68600 boasts a smooth-flowing design that reduces back pressure and increases horsepower, enhancing overall performance and throttle response. It also produces a unique exhaust note that is sure to impress. Car enthusiasts have reported a deeper, more aggressive sound than the stock exhaust system.

However, it is important to note that installing headers can be a challenging task, especially for those with no experience working with exhaust systems. The Hedman Hedders 68600 may require welding and custom fabrication to fit correctly, making it unsuitable for everyone.

Overall, the Hedman Hedders 68600 is a high-quality product that offers improved performance and sound for Chevy 327 engines. If you’re seeking a direct-fit header that is easy to install and offers excellent performance benefits, the Hedman Hedders 68600 is an excellent option. However, if you’re not comfortable with installing headers yourself, it is best to seek the assistance of a professional mechanic or exhaust specialist.

Hooker Headers 2455HKR

If you’re in the market for upgraded headers for your Chevy 327 engine, the Hooker Headers 2455HKR is a popular choice. This product is made of high-quality steel and features a mandrel-bent design, resulting in a smooth-flowing and consistent diameter throughout the bend. This design reduces back pressure and improves horsepower.

One of the most notable features of the Hooker Headers 2455HKR is its four-into-one design, where each primary tube is merged into a single collector. This design allows for improved exhaust scavenging and reduces the likelihood of exhaust reversion, which can decrease engine performance.

Installation is straightforward as the Hooker Headers 2455HKR is a direct-fit product that bolts on easily to Chevy 327 engines. The headers are also coated in high-temperature black paint, protecting them from rust and corrosion.

The Hooker Headers 2455HKR produces a unique and aggressive exhaust note, making it desirable for those who want to hear their engine’s performance. However, it may not be suitable for everyone.

Although slightly more expensive than other headers on the market, the Hooker Headers 2455HKR offers excellent performance and durability benefits. Overall, it’s a high-quality product that delivers improved performance and sound for Chevy 327 engines. Its four-into-one design and mandrel-bent tubes make it an excellent option for those looking to improve exhaust scavenging and engine performance. If you’re willing to spend a bit more money, the Hooker Headers 2455HKR is a product worth considering.

Flowtech 11100FLT

For those seeking to upgrade their Chevy 327 engine’s headers, the Flowtech 11100FLT is a popular choice. This product is made of sturdy steel and boasts a 1-5/8 inch primary tube diameter, which enhances exhaust flow and boosts horsepower. Furthermore, the headers have a 3 inch collector diameter, which optimizes exhaust scavenging and reduces back pressure.

One of the key features of the Flowtech 11100FLT is its high-temperature ceramic coating. This coating not only provides excellent heat resistance but also protects against rust and corrosion. Additionally, it gives the headers a sleek black finish, which looks fantastic under the hood.

The Flowtech 11100FLT is designed as a direct-fit product for Chevy 327 engines and is compatible with most factory exhaust systems, making installation a breeze. Moreover, the headers produce a unique and more aggressive exhaust note than the stock exhaust system, which may appeal to some but not all.

All in all, the Flowtech 11100FLT is a top-notch product that provides improved performance and durability for Chevy 327 engines. Its ceramic coating and enhanced exhaust flow design make it an ideal option for those seeking increased horsepower and engine performance. If you are looking for an affordable and easy-to-install header option, the Flowtech 11100FLT is definitely worth considering.

Patriot Exhaust H8036

For those seeking to enhance their Chevy 327 engine’s headers, the Patriot Exhaust H8036 is a popular choice. This product boasts a high-quality steel construction with a 1-5/8 inch primary tube diameter, allowing for enhanced exhaust flow and horsepower. The headers also feature a 3 inch collector diameter for improved exhaust scavenging and reduced back pressure.

The Patriot Exhaust H8036 stands out with its innovative tri-Y design, where each primary tube splits into two branches before converging into a single collector. This design results in better exhaust scavenging and increased torque throughout the RPM range.

Installation is made easy with the Patriot Exhaust H8036, as it is designed to be a direct-fit product for Chevy 327 engines and comes with all necessary hardware. However, the exhaust note produced by the headers is louder and more aggressive than the stock exhaust system, which may not be suitable for all drivers.

Although the Patriot Exhaust H8036 is slightly pricier than other headers in the market, it offers exceptional performance benefits and comes with a limited lifetime warranty. Overall, the Patriot Exhaust H8036 is a top-quality product that delivers improved performance and sound for Chevy 327 engines. Its tri-Y design and direct-fit installation make it a great option for drivers seeking increased torque and horsepower. If you’re willing to invest more, the Patriot Exhaust H8036 is definitely worth considering.

Dougs Headers D322

For those seeking to upgrade their Chevy 327 engine’s headers, the Dougs Headers D322 is a popular choice. This high-quality steel product boasts a 1-5/8 inch primary tube diameter, which enhances exhaust flow and increases horsepower. Additionally, the headers feature a 3 inch collector diameter, which improves exhaust scavenging and lowers back pressure.

The Dougs Headers D322 stands out for its long-tube design, with primary tubes longer than most headers available. This design boosts low-end torque and horsepower throughout the RPM range. Installation is straightforward, as the headers are a direct fit for Chevy 327 engines and come with all necessary hardware.

The Dougs Headers D322 produces a unique, aggressive exhaust note, which some drivers may prefer over the stock system. It is worth noting that this product is somewhat more expensive than other headers, but its performance benefits are excellent, and it comes with a limited lifetime warranty.

Overall, the Dougs Headers D322 is a top-notch product that delivers improved performance and sound for Chevy 327 engines. Its long-tube design and direct-fit installation make it an excellent option for those seeking increased low-end torque and horsepower. If you are willing to invest a little more, the Dougs Headers D322 is a solid choice.

JBA Headers 1850S

For those seeking to enhance their Chevy 327 engine’s headers, the JBA Headers 1850S is a popular choice. This product is made of top-notch stainless steel and boasts a 1-5/8 inch primary tube diameter, which promotes better exhaust flow and increased horsepower. Additionally, the headers feature a 3 inch collector diameter, which allows for improved exhaust scavenging and reduced back pressure.

The JBA Headers 1850S stands out with its shorty design, which means that it is shorter than most headers available. This design contributes to improved exhaust flow and increased horsepower, while also being compatible with most factory exhaust systems.

Installation of the JBA Headers 1850S is straightforward, as it is designed to be a direct-fit product for Chevy 327 engines. The headers also come with all necessary hardware for installation, meaning that no additional components need to be purchased.

Furthermore, the JBA Headers 1850S produces a unique exhaust note that is louder and more aggressive than the stock exhaust system. While this may be desirable for some, it may not be suitable for everyone.

It is important to note that the JBA Headers 1850S is slightly more expensive than some other headers on the market, but it delivers excellent performance benefits and is backed by a limited lifetime warranty.

Overall, the JBA Headers 1850S is a high-quality product that offers improved performance and sound for Chevy 327 engines. Its shorty design and direct-fit installation make it an excellent option for those seeking increased horsepower and compatibility with factory exhaust systems. If you are willing to invest a little more, the JBA Headers 1850S is definitely worth considering.

BBK 4009

The BBK 4009 is a popular choice for those seeking an upgrade to their Chevy 327 engine’s headers. This product boasts high-quality steel construction with a 1-5/8 inch primary tube diameter for improved exhaust flow and increased horsepower. Its 3 inch collector diameter also enhances exhaust scavenging and reduces back pressure.

What sets the BBK 4009 apart is its shorty design, which is shorter than most headers on the market. This allows for improved exhaust flow and increased horsepower while remaining compatible with most factory exhaust systems. Installation is a breeze as it is a direct-fit product for Chevy 327 engines and comes with all necessary hardware.

Additionally, the BBK 4009 produces a unique and aggressive exhaust note, which is desirable for those who want to hear their engine’s performance. However, it may not be suitable for everyone.

Despite being more affordable than other headers on the market, the BBK 4009 still offers excellent performance benefits and comes with a limited one-year warranty. Overall, this high-quality product is an excellent option for those seeking increased horsepower and compatibility with factory exhaust systems, especially if you’re on a budget.

Summit Racing SUM-G9032

The Summit Racing SUM-G9032 is an ideal choice for those seeking to enhance their Chevy 327 engine’s headers. This review highlights the product’s features and benefits.

Firstly, the Summit Racing SUM-G9032 is crafted from premium-grade steel and boasts a primary tube diameter of 1-5/8 inches, which boosts exhaust flow and horsepower. Furthermore, the headers have a collector diameter of 3 inches, which improves exhaust scavenging and reduces back pressure.

The Summit Racing SUM-G9032 stands out from the competition due to its shorty design, which means that the headers are shorter than most available headers. This design improves exhaust flow and horsepower while being compatible with most factory exhaust systems.

Regarding installation, the Summit Racing SUM-G9032 is a direct-fit product for Chevy 327 engines and comes with all necessary hardware for easy installation.

In addition, the Summit Racing SUM-G9032 produces a unique exhaust note that is louder and more aggressive than the stock exhaust system, which may appeal to those who want to hear their engine’s performance.

It’s worth noting that the Summit Racing SUM-G9032 is less expensive than other headers on the market, yet it still provides excellent performance benefits and comes with a limited one-year warranty.

Overall, the Summit Racing SUM-G9032 is a top-quality product that enhances performance and sound for Chevy 327 engines. Its shorty design and direct-fit installation make it an excellent option for those seeking improved horsepower and compatibility with factory exhaust systems. If you’re on a budget but still want to upgrade your headers, the Summit Racing SUM-G9032 is definitely worth considering.

Gibson GP311S-C

The Gibson GP311S-C is a set of headers specifically designed for Chevy 327 engines. This product is made of high-quality stainless steel, with a primary tube diameter of 1-5/8 inches, which allows for improved exhaust flow and increased horsepower. The headers also feature a collector diameter of 3 inches, which enables improved exhaust scavenging and reduced back pressure.

One of the most notable features of the Gibson GP311S-C is its long tube design, which is longer than most headers on the market. This design provides better exhaust flow, increased horsepower, improved torque, and throttle response.

The Gibson GP311S-C is a direct-fit product for Chevy 327 engines and comes with all the necessary hardware for installation. Additionally, it produces a unique exhaust note that is louder and more aggressive than the stock exhaust system, which may be desirable for some users.

Although the Gibson GP311S-C is more expensive than some other headers on the market, it offers excellent performance benefits and is backed by a limited lifetime warranty. Overall, if you are looking for increased horsepower, torque, and throttle response, and are willing to spend a bit more money for top-of-the-line performance and durability, the Gibson GP311S-C is definitely worth considering.

Dynatech 715-81110

The Dynatech 715-81110 headers are specifically designed for Chevy 327 engines and boast several impressive features. Constructed from high-quality stainless steel, these headers have a 1-5/8 inch primary tube diameter, which allows for better exhaust flow and increased horsepower. Their 3 inch collector diameter also improves exhaust scavenging and reduces back pressure.

What sets the Dynatech 715-81110 apart is its long tube design, which is longer than most headers on the market. This design improves exhaust flow, increases horsepower, torque, and throttle response. Installation is straightforward as they are a direct-fit product for Chevy 327 engines and come with all necessary hardware.

The Dynatech 715-81110 headers produce a louder and more aggressive exhaust note than the stock exhaust system, which can be desirable for some but not for everyone. They are one of the more expensive headers available, but their performance benefits and limited lifetime warranty make them a worthy investment.

Overall, if you’re looking for improved performance and sound for your Chevy 327 engine, the Dynatech 715-81110 headers are an excellent option to consider. Their long tube design and direct-fit installation make them stand out from the competition, and their high-quality construction and performance benefits make them worth the extra investment.

To summarize, enhancing the headers of your Chevy 327 engine is a smart approach to enhance its performance and sound. The headers mentioned above are top-quality products that are specifically designed for the Chevy 327 engine. Each header has its unique features and advantages that can optimize your engine’s performance.

However, before you buy, it’s crucial to consider your budget, driving style, and specific requirements. Some headers may be more expensive, but they can offer better performance and durability. Furthermore, some headers can produce a louder exhaust note, which may not be ideal for everyone.

It’s worth noting that installing headers can be a difficult task, particularly if you lack experience working with exhaust systems. For this reason, it’s recommended that you have a professional mechanic or exhaust specialist install the headers to ensure correct installation and prevent any leaks.

In conclusion, upgrading your headers is an outstanding method to improve your Chevy 327 engine’s performance and sound. Whether you’re seeking more power, better exhaust notes, or improved durability, one of the headers mentioned above is sure to meet your needs. With the right headers, you can take your Chevy 327 to the next level and enjoy an enhanced driving experience.

How to Choose the Best Headers for Chevy 327: A Comprehensive Guide

Having the appropriate headers is crucial if you possess a Chevy 327 engine. Headers play a critical role in enhancing the performance of any high-performance engine by boosting exhaust flow, increasing horsepower and torque, and improving the engine’s sound. Nevertheless, with the abundance of choices available in the market, selecting the best headers for your Chevy 327 can be a daunting task. In this detailed guide, we will provide you with all the necessary information to help you make an informed decision about which headers to purchase.

What Are Headers?

Let’s begin with the fundamentals before delving into the details of headers for Chevy 327 engines. Headers are a component of an engine’s exhaust system and are responsible for collecting and directing exhaust gases away from the engine. In contrast to stock exhaust manifolds, headers are engineered to enhance exhaust flow by eliminating the constraints that are frequently present in factory exhaust systems.

Headers are usually constructed of top-notch materials like stainless steel or ceramic-coated steel. Although they come in various styles and sizes, they all share the same goal of enhancing engine performance.

Benefits of Upgrading Your Headers

By upgrading your headers, you can experience several advantages for your Chevy 327 engine. These include:

Improved Exhaust Flow: Headers are designed to minimize backpressure and maximize the flow of exhaust gases from the engine. This leads to an increase in horsepower and torque.

Enhanced Sound: Headers typically produce a louder and more aggressive exhaust note compared to factory exhaust manifolds. This can enhance the overall driving experience and provide a more satisfying engine sound.

Better Fuel Efficiency: Headers can improve fuel economy by reducing backpressure and improving exhaust flow.

Increased Durability: High-quality headers are generally more robust than factory exhaust manifolds and can last longer.

Primary Tube Diameter

When selecting headers for your Chevy 327 engine, the primary tube diameter is a crucial factor to consider. This refers to the size of the tubes that gather the exhaust gases from each cylinder. Opting for larger primary tubes can increase exhaust flow, leading to higher horsepower and torque.

Nevertheless, it’s essential to choose the primary tube diameter according to the engine’s intended use. For street driving, a diameter of 1-5/8 inches should suffice. However, for racing or other high-performance purposes, larger primary tubes may be necessary to maximize performance.

Collector Diameter

When selecting headers for your Chevy 327 engine, it is essential to take into account the collector diameter as a critical factor. The collector diameter pertains to the size of the pipes that link the headers to the exhaust system. Opting for larger diameter collectors may enhance exhaust scavenging and lessen backpressure, thereby resulting in increased horsepower and torque.

Moreover, the collector diameter should be chosen depending on the engine’s intended use. For street driving purposes, a 2.5-inch collector diameter should suffice. Nevertheless, for racing or other high-performance applications, a more extensive collector diameter may be required to optimize performance.

Long Tube vs. Short Tube Headers

There are two primary types of headers: long tube and short tube. Long tube headers are longer than short tube headers and are intended to enhance performance by improving exhaust flow. They’re ideal for high-performance activities like racing or track use.

Conversely, short tube headers are created to offer a compromise between performance and ease of installation. They’re a great choice for street driving applications, as they’re usually simpler to install and can provide a moderate boost in performance.

Brand Reputation

When selecting headers for your Chevy 327 engine, it’s important to take into account the manufacturer’s brand reputation. Opt for established brands that have a demonstrated history of manufacturing top-notch headers that deliver exceptional performance and longevity.

Several prominent names in the headers industry include Hooker Headers, Flowtech, Doug’s Headers, JBA Headers, Hedman Hedders, Patriot Exhaust, BBK Performance, Summit Racing, Dynatech, and Gibson. These brands offer a diverse selection of headers for Chevy 327 engines, and you can trust in the quality of any of their products.

Material

Headers are commonly crafted from either stainless steel or steel coated with ceramic. While stainless steel headers are pricier, they offer superior durability and resistance to corrosion. Additionally, they tend to have a sleeker appearance and are easier to maintain.

Alternatively, ceramic-coated headers are less expensive and provide better heat insulation, ultimately enhancing performance. They also tend to have a more subdued finish, which certain enthusiasts may favor.

In the end, the decision between materials ultimately depends on personal taste and financial constraints.

Budget

When selecting headers for your Chevy 327 engine, it’s crucial to take your budget into account. The cost of headers can vary greatly, depending on factors such as brand, material, and design, ranging from a few hundred dollars to several thousand dollars.

While it may be tempting to opt for the most expensive headers available, it’s important to consider both your budget and the intended use of your engine. If you plan on using your Chevy 327 for everyday driving, a mid-range set of headers should suffice. However, if you’re planning on using your engine for high-performance applications or racing, investing in a top-of-the-line set of headers may be necessary to achieve maximum performance.

Conclusion

Picking the optimal headers for your Chevy 327 engine may seem overwhelming, but taking into account primary tube diameter, collector diameter, long tube vs. short tube headers, brand credibility, material, and budget can help you make an informed decision that will enhance your engine’s performance and sound.

It’s crucial to select headers that are specifically designed for your engine’s intended purpose, whether it’s for street driving or racing. Additionally, it’s essential to choose a reliable brand with a proven history of producing top-quality headers that perform well and have a long lifespan.

By installing the right headers, your Chevy 327 engine will be equipped to deliver the power and performance you desire, whether you’re casually cruising down the road or pushing it to the limit on the track.

FAQs

What are headers, and how do they work on a Chevy 327 engine?
Exhaust headers are parts that replace the factory exhaust manifold and are intended to enhance the exhaust gas flow from the engine. By reducing backpressure and increasing exhaust flow, headers can enhance the performance of a Chevy 327 engine.

What are the primary tube diameter and collector diameter, and why are they important?
The size of the tubes linking the headers to the engine and the outlet where they join, known as the primary tube diameter and collector diameter respectively, play a crucial role in regulating exhaust flow through the headers. This, in turn, has a direct impact on the performance of the engine.

Should I choose long tube or short tube headers for my Chevy 327 engine?
Your driving requirements determine whether long tube or short tube headers are the better choice. If you need high performance, long tube headers are usually the way to go. However, if you are driving on the street, short tube headers are generally a better fit.

What are the benefits of stainless steel headers over ceramic-coated steel headers?
Compared to ceramic-coated steel headers, stainless steel headers offer superior durability and corrosion resistance. Additionally, they typically have a sleeker appearance and are simpler to maintain.

How does brand reputation factor into the selection of headers for a Chevy 327 engine?
The significance of brand reputation lies in the fact that renowned brands are inclined to manufacture durable and efficient headers that exhibit superior performance over an extended period.

How do I know if a set of headers will fit my Chevy 327 engine?
Header manufacturers typically offer fitment details, which include the vehicle’s make, model, and year, as well as the engine’s dimensions.

What is the average price range for headers for a Chevy 327 engine?
The cost of headers for a Chevy 327 engine can fluctuate greatly depending on the type of brand, material, and style chosen. Prices can range from a few hundred dollars up to several thousand dollars.

Can headers improve the sound of my Chevy 327 engine?
The exhaust sound of a Chevy 327 engine can be enhanced with the installation of headers, resulting in a more assertive tone.

Are there any maintenance requirements for headers?
Although headers require little maintenance, it is crucial to ensure they remain free of debris to prevent rust and corrosion.

How can I ensure the headers I choose will provide the best performance for my Chevy 327 engine?
To enhance your engine’s performance and sound, it’s important to take into account various elements such as the primary tube diameter, collector diameter, long or short tube headers, the brand’s reputation, material quality, and budget constraints, allowing you to make a well-informed decision.