Best Chevy Head Casting Numbers (2024 Update)
If you're looking for the best Chevy head casting numbers, it's important to consider a few factors before making your decision. First and foremost, you need to think about the intended use of the engine. Are you building a high-performance engine for racing or a reliable daily driver? This will dictate which casting number will be the best fit for your needs.
Another factor to consider is compatibility. Make sure the Chevy head casting number you choose is compatible with the rest of your engine components. It's also important to consider the age and condition of the head casting. Older head castings may have wear and tear or even cracks that can affect performance.
Are you wondering which Chevy head casting number is the best for your engine build? Maybe you're curious about the performance benefits of different casting numbers. Or perhaps you're simply interested in learning more about the history of Chevy engine manufacturing. Whatever your motivation is, keep reading to discover the answers to all your questions about the best Chevy head casting numbers. With the right knowledge and understanding, you can make an informed decision about which casting number will give you the performance you need.
10 Best Chevy Head Casting Numbers
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1
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It is ideal for improving performance of small block Chevy engines in various applications.
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2
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This product is ideal for repairing and replacing damaged cylinder heads in select GM Chevy vehicles.
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3
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Ideal for high performance racing engines, providing improved airflow and increased horsepower.
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4
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This product is ideal for securing the cylinder gasket head of 97-03 Chevy LS1 LQ9 LS6 engines.
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5
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This product is ideal for securing cylinder heads in small block Chevy engines with raised ports.
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6
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This product is ideal for remanufacturing a 4.2 DOHC cylinder head in a 2002-2005 Trailblazer GM Envoy with necessary gasket set and head bolts.
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7
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This product is ideal for enhancing the performance of small block Chevy engines.
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8
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It is an ideal cylinder head replacement for 6.0L engines with an 18mm power stroke.
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9
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High-performance engine builds for Small Block Chevy with 200 cc intake and 64 cc chamber.
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10
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Ideal for upgrading the cylinder heads of Small Block Chevy engines with Vortec technology for improved performance.
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1. Dna Motoring Cylh-Sbc-350 Aluminum Bare Cylinder Head Compatible With Sbc Engines 302, 327, 350, 383
This high-quality aluminum cylinder head has been designed to offer a range of benefits for those looking to boost engine performance. With bronze valve guides, hardened seats and advanced port design, it provides greater air flow control and offers a lighter alternative to iron heads.
The 200cc intake runner and 68cc combustion chamber have been specifically designed to improve performance, while retaining stock compression for engines manufactured in 1970 or earlier. When paired with aftermarket heads, this cylinder head can significantly enhance an engine's output.
Made from premium aluminum, this cylinder head is both durable and reliable, able to withstand high pressure and temperature without becoming deformed or cracked. It also offers improved heat dissipation and is easier to repair than other materials.
With precise dimensions of 2.02'' for the intake valve diameter and 1.60'' for the exhaust valve diameter, this cylinder head has been expertly cast for direct installation and replacement without the need for modification.
Compatible with a range of SBC engines including the 302, 327, 350, 383 and 400 small block chevy engines up to 1986, this cylinder head is a versatile and high-performance choice for those looking to upgrade their engine.
2. Gm Ecotec Cylinder Head Kit With Gasket Set.
The product being offered is a professionally reconditioned cylinder head that has undergone a complete disassembly and thorough cleaning using a hot tank. The casting integrity has been confirmed through pressure testing. The valve job performed on the cylinder head includes all required angles and is vacuum tested to ensure perfect compression. The cylinder head has been PCD milled to achieve a super smooth finish. PCD stands for Polycrystalline Diamond which is the best option for aluminum heads. The cylinder head also has new valve stem seals installed on all heads and all valve guides have been replaced with new ones as necessary. Additionally, new valve seats have been installed as necessary.
This reconditioned cylinder head is a reliable and cost-effective solution for customers seeking to improve the performance of their vehicle. The thorough cleaning process removes any harmful debris and ensures the casting integrity is confirmed through pressure testing. The valve job performed on the cylinder head is of the highest quality and is vacuum tested to ensure perfect compression. The PCD milling process ensures a super smooth finish which is ideal for aluminum heads. The installation of new valve stem seals and replacement of valve guides and seats ensures optimal performance and longevity of the cylinder head.
Customers can trust that this reconditioned cylinder head has been professionally restored to its original specifications and is guaranteed to perform at a high level. The cylinder head is a cost-effective alternative to purchasing a brand new one and is an excellent option for those looking to improve the performance of their vehicle without breaking the bank.
3. Chevy Sbc Assembled Aluminum Camel Double Hump 461 Cylinder Head
The small block engine is a staple for many car enthusiasts, and it's important to have the right components to ensure optimal performance. That's where these premium quality aluminum heads come in. With a 180cc intake runner and 62cc exhaust runner, these heads offer improved port/chamber shape for better performance and a 3-angle machined valve job that promotes better flow, especially at low-to-mid lifts.
These heads are designed for 4" bore 1962-86 small block engines (302/327/350) and feature 2.02" intake/1.60" exhaust valves and a 1.560" max spring pocket diameter. The aluminum construction also shaves off 40 lbs. compared to heavy iron heads, which can make a significant difference in the overall weight of your car.
The heads come completely assembled with no accessory bolt holes, just like the original heads, making installation a breeze. With these heads, you can expect improved performance and a reduction in weight, all while maintaining the original look of your engine. So if you're looking to upgrade your small block engine, these premium quality aluminum heads are a great choice.
4. Ls Engine Head Stud Bolt Kit
This set of head studs and bolts is designed to improve the performance and reliability of your vehicle. It is compatible with 98-02 Camaro/Firebird F-Body, 97-03 C5 Corvette, and 99-03 Silverado/Sierra GM Trucks with 4.8L, 5.3L, and 6.0L engines.
The studs are centerless ground and heat-treated before thread rolling, which maximizes their strength and reliability. They are rated with a tensile strength of 220K psi, making them a durable and long-lasting choice for your vehicle.
Made of iron with good ductility and a black oxide finish, these studs and bolts are resistant to high temperatures. Their easy-to-install design allows for a direct replacement of old, rusted bolts, providing an immediate improvement in car performance.
The package includes 20 M11 head studs, 10 M8 studs, 30 parallel-ground washers, and 30 12-point nuts. If you find that any stud is missing from your package, the seller can be contacted for assistance through their store home page.
Upgrade your vehicle's performance with this reliable and durable set of head studs and bolts.
5. Pro Series 12-Point Head Stud Kit – Arp
This high-quality auto part is a must-have for car enthusiasts and mechanics alike. With package dimensions of 8.5 inches in length, 4.0 inches in width, and 2.5 inches in height, it is compact and easy to handle. The product has been manufactured in the United States, ensuring top-notch quality and durability.
The package of this auto part weighs a total of 5.96 pounds, making it easy to carry and transport. The weight is light enough to be handled by anyone, yet heavy enough to ensure that the product is sturdy and durable.
This auto part is made from premium materials, ensuring that it is built to last. Its high-quality construction means that it will withstand regular use and perform optimally, providing the necessary functionality that every driver needs.
Whether you are a professional mechanic or a car owner looking for a reliable auto part, this product is an excellent choice. Its precise parameters, specifications, and facts make it a reliable choice for anyone in need of a high-quality auto part. So, if you want to ensure that your vehicle runs smoothly and efficiently, this product is a must-have.
6. Trailblazer Gm Envoy Cylinder Head Package
This product description outlines the top-of-the-line services and features offered by this company for their cylinder heads. The heads are subjected to a rigorous process of complete disassembly and thorough cleaning, utilizing a hot tank and pressure testing to confirm the casting integrity. The valve job is performed with all required angles and vacuum tested to ensure perfect compression.
For a super smooth finish, the heads are PCD milled using the most advanced technology available. This process utilizes Polycrystalline Diamond, which is best suited for aluminum heads. Additionally, new valve stem seals are installed on all heads, and all valve guides are replaced with new ones as necessary.
To ensure optimal performance and longevity, new valve seats are installed as necessary. The company takes great pride in their attention to detail and commitment to providing the highest quality cylinder heads available.
7. Flotek Assembled Cylinder Head For Small Block Chevy.
Introducing a high-quality auto part that is made in the United States, this product is a reliable choice for anyone looking to upgrade or repair their vehicle. With a package quantity of one, this product is designed to meet the needs of individual car owners, mechanics, and auto enthusiasts alike.
Measuring at 24.1 inches in length, 10.7 inches in width, and 8.6 inches in height, this product has a compact yet sturdy design that can withstand the wear and tear of daily use. Whether you need to replace a damaged part or enhance your vehicle's performance, this auto part is a great investment that can help you achieve your goals.
The package dimensions of this product are carefully crafted to ensure maximum protection during shipping, so you can receive your order in pristine condition. With its durable construction and made-in-the-USA quality, you can trust this auto part to deliver long-lasting performance and reliability.
8. Vevor Cylinder Head 18mm Power Stroke Bare Cylinder Head 6.0l
This cylinder head is an excellent fit for the Ford F series, specifically designed to be compatible with the Ford F-250 F-350 F-450 F-550 03-07 6.0L power stroke diesel 18mm. It is made from industrial-grade cast iron, which makes it highly resistant to extreme pressure, high temperatures, and abrasion.
Unlike ordinary cylinder heads that may disappoint you, this cylinder head delivers fantastic performance and stability. It provides a smooth and efficient power transfer while reducing noise.
All cylinder heads are fully assembled and tested before being carefully packed and shipped to you. By replacing your old malfunctioning cylinder head with this newly improved one, you can expect your engine to run smoothly like never before.
This quality cylinder head is widely used on many Ford engines, making it a highly recommended choice for those seeking an upgrade. Say goodbye to disappointing cylinders and hello to a stable and efficient engine with this robust cylinder head.
9. Flo-Tek Aluminum Small Block Chevy Cylinder Head
Looking for an affordable yet high-quality option for your vehicle's cylinder heads? Look no further than these aluminium cylinder heads, which are currently the most cost-effective option on the market.
With package dimensions of 8.3 inches in height, 24.3 inches in length, and 10.4 inches in width, they are designed to fit vehicle-specific requirements. The package weight of 26.95 pounds ensures that they are sturdy and durable enough to withstand regular use.
These cylinder heads are made in China, ensuring they are manufactured to the highest standards of quality. Their aluminium construction ensures they are lightweight yet strong enough to handle the demands of your engine.
10. Usa-Made Vortec Cylinder Head For Small-Block Chevy
The GM small block engine is a classic choice for high-performance vehicles, and the Fast Burn cylinder heads are an excellent upgrade option. These heads are compatible with all GM small blocks from 1955 to the present, with the exception of LT1, LT4, and LS1-style engines.
One of the standout features of the Fast Burn cylinder heads is their use of Fast Burn combustion chambers and high-velocity intake and exhaust ports. This design allows for improved airflow and more efficient combustion, resulting in increased power and performance.
The Fast Burn cylinder heads are also known for their ease of use. They perform great right out of the box and can be mildly ported and milled up to 0.040 inch for even better performance.
It's important to note that a Vortec-style intake manifold is required to complete the installation of these cylinder heads. Additionally, the specifications of the Fast Burn cylinder heads include a 1.94" intake valve and a 1.5" exhaust valve, 170cc intake ports, .475" maximum lift, straight spark plug design, 3/8" rocker arm studs, 64cc combustion chambers, and 1.25" valve springs.
Best Chevy Head Casting Numbers FAQs
Are there any Chevy head casting numbers to avoid due to common defects or issues?
Yes, there are a few Chevy head casting numbers that are known to have common defects or issues. One such casting number is 14022601, which is known to have a tendency to crack between the valve seats. Another problematic casting number is 882, which is prone to cracking in the combustion chamber area. Additionally, casting number 624 is known to have issues with valve seats that tend to fall out. However, it's worth noting that not all heads with these casting numbers will necessarily have defects or issues. It's important to have any used heads thoroughly inspected by a professional before use, regardless of the casting number. It's also worth considering aftermarket heads, which may offer improved performance and reliability compared to stock heads. Overall, it's important to do your research and consult with a professional to ensure you choose the best heads for your specific needs.
Can I mix and match different Chevy head casting numbers for a custom engine build?
Yes, you can mix and match different Chevy head casting numbers for a custom engine build. However, it is important to note that not all casting numbers are compatible with each other, so it is crucial to do your research and consult with a knowledgeable engine builder before attempting to mix and match.
The compatibility of different Chevy head casting numbers depends on various factors such as the engine block, piston type, camshaft, and intake manifold. It is important to ensure that all the components work together seamlessly to avoid engine failure or poor performance.
When selecting head casting numbers, consider factors such as valve size, combustion chamber volume, and port size to ensure compatibility with the rest of the engine components. Additionally, it is important to properly measure and match the compression ratio to avoid detonation or other engine problems.
Overall, mixing and matching different Chevy head casting numbers can be a great way to create a custom engine, but it requires careful planning and attention to detail to ensure optimal performance and longevity.
How do I determine the casting number on my Chevy cylinder heads?
The casting number on your Chevy cylinder heads can be found on the top surface of the cylinder head. It is usually located near the valve spring seat, and it can be either a raised or recessed number. The casting number is a series of numbers and letters that indicate the year, model, and type of cylinder head. It is important to know the casting number of your cylinder heads in order to determine their compatibility with your engine and to identify any potential performance upgrades.
To decode the casting number, you can refer to a Chevy cylinder head casting number chart, which is readily available online or in books on Chevy engine building. The chart will provide you with the year, model, and other specifications of your cylinder heads based on the casting number. It is important to note that some casting numbers may be used for multiple years and models, so it is best to double-check the specifications of your particular cylinder heads to ensure accuracy.
How do I know which Chevy head casting number is right for my specific engine build and goals?
When it comes to selecting the right Chevy head casting number for your engine build and goals, there are a few key factors to consider. Firstly, you should know the specific requirements of your engine, such as its displacement, compression ratio, and intended use (street, strip, or race).
Once you have this information, you can research the available Chevy head casting numbers and compare their specifications to your engine's requirements. Look for heads that offer the right flow rates, valve sizes, and combustion chamber volumes to match your engine's needs.
Another important consideration is the compatibility of the head casting with other components in your engine, such as the intake manifold, carburetor, and exhaust system. You may also want to consider the availability and cost of replacement parts for the head casting you choose.
Ultimately, the best way to determine the right Chevy head casting number for your engine build is to consult with a knowledgeable engine builder or performance parts supplier. They can provide expert advice and help you select the optimal head casting for your specific goals and budget.
What are the differences between Chevy head casting numbers for small block and big block engines?
The Chevy head casting numbers for small block and big block engines differ in several ways. Small block Chevy head casting numbers usually have a three-digit number, followed by a letter. The first two digits indicate the year the head was cast, while the third digit indicates the particular casting plant. On the other hand, big block Chevy head casting numbers consist of a four-digit number, followed by a letter. The first two digits indicate the year the head was cast, while the third and fourth digits indicate the casting plant.
Another difference is the size and weight of the heads. Small block heads are smaller and lighter than big block heads due to the size of the engine. Additionally, the small block heads are more common and easier to find compared to big block heads. The big block heads are also designed to handle more power and torque due to the larger size of the engine.
In summary, the differences between Chevy head casting numbers for small block and big block engines lie in the number of digits used, the size and weight of the heads, and the capabilities of the engine.
What are the top 10 best Chevy head casting numbers?
When it comes to Chevy head casting numbers, there are several options to choose from that can provide excellent performance. Here are the top 10 best Chevy head casting numbers:
1. 3927186
2. 3947041
3. 3998993
4. 3970010
5. 333882
6. 14011077
7. 14022601
8. 14079287
9. 14102191
10. 14101083
These casting numbers are known for their durability, performance, and compatibility with Chevy engines. It is important to note that the specific casting number that will work best for your engine will depend on a variety of factors, such as the type of engine you have and the type of performance you are looking for. It is always recommended to consult with a professional mechanic or engine builder to determine the best casting number for your specific needs.
What kind of horsepower and torque gains can I expect from upgrading to a better Chevy head casting number?
Upgrading to a better Chevy head casting number can provide a significant increase in horsepower and torque. The exact gains will depend on a variety of factors, including the specific casting number being used and the other components in the engine. However, in general, upgrading to a better Chevy head casting number can provide gains of 20-40 horsepower and a similar increase in torque.
One of the main reasons for these gains is that better casting numbers are often designed with larger ports and valves, which allow for better airflow and combustion. This can result in increased power and torque throughout the RPM range. Additionally, better casting numbers may have stronger materials and improved design features, which can help to increase durability and reliability.
Overall, upgrading to a better Chevy head casting number can be a great way to improve the performance of your engine. However, it is important to carefully consider all of the factors involved and to work with a qualified mechanic or engine builder to ensure that the upgrade is done correctly and safely.
What makes certain Chevy head casting numbers better than others?
Chevy head casting numbers play a crucial role in determining the quality and performance of a Chevy engine. The casting numbers represent the manufacturing process and specifications of the cylinder head. Some casting numbers are better than others because they have been designed and manufactured with specific performance goals in mind.
For example, some casting numbers are designed for higher compression ratios and increased horsepower, while others are designed for smoother idle and better fuel efficiency. The type of casting material used, the size and shape of the combustion chamber, and the valve size and placement are all factors that can affect the performance of a cylinder head.
Additionally, some casting numbers have a better reputation because they are associated with specific high-performance Chevy engines, such as the Corvette or Camaro. These engines are often sought after by performance enthusiasts and collectors, and the associated casting numbers have become highly desirable.
In summary, certain Chevy head casting numbers are considered better than others because they have been designed and manufactured with specific performance goals in mind, and are often associated with high-performance engines.
Which Chevy head casting numbers are the most sought after by engine builders?
Chevy head casting numbers that are most sought after by engine builders depend on the specific type of engine being built. However, some of the most popular casting numbers for Chevy heads include the 461, 462, 186, 291, 492, and 882. These casting numbers are popular for a few reasons. Firstly, they are all high-performance heads that have proven to be reliable and durable over time. Secondly, they are versatile and can be used on a variety of different engines, including small block and big block Chevy engines. Lastly, these casting numbers are popular because they are often more affordable than newer, more specialized heads, making them a great option for budget-conscious engine builders. Ultimately, the best casting numbers for a particular engine will depend on the specific needs and goals of the engine builder, as well as the intended use of the engine.
Which Chevy head casting numbers offer the best performance for racing applications?
When it comes to Chevy head casting numbers, there are several options that offer great performance for racing applications. One of the most popular choices is the 461X head, which was used on high-performance engines in the late 1960s and early 1970s. These heads have large valves and ports, making them ideal for high-flow applications.
Another excellent option is the 492 head, which was used on engines in the mid-1970s. These heads have large, rectangular ports and can flow a lot of air, making them a solid choice for high-performance applications.
The 291 head is also a great option for racing applications, as it features large valves and ports, as well as a high compression ratio. These heads were used on high-performance engines in the 1960s and can still deliver impressive performance today.
Ultimately, the best head casting number for your racing application will depend on your specific needs and goals. It's important to do your research and consult with an experienced engine builder to determine the right choice for your engine build.
