The Chevy 350 motor has been a popular engine since the late 1960s and continues to be used in a wide range of vehicles today. As such, there is a great demand for replacement parts, including heads. Understanding the Chevy 350 heads casting numbers can help you find the right parts for your engine. This article will explain what Chevy 350 heads casting numbers mean, how to decipher them, and how to find the right heads for your engine.
The Chevy 350 heads casting numbers are a set of numbers and letters that are stamped on the heads of the engine. These numbers identify the specific design of the head and other relevant information. The numbers are generally 7 digits long, although occasionally there are 8 digits. The first three digits identify the head design, the fourth digit identifies the year the head was made, and the last three digits identify the production number of the head.
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Deciphering the Chevy 350 Heads Casting Numbers
The first three digits of the Chevy 350 heads casting numbers can give you a lot of information about the head. The first digit usually refers to the size of the valves. A “1” usually indicates a standard 1.94 inch intake valve, while a “6” usually indicates a larger 2.02 inch intake valve. The second two digits refer to the combustion chamber size, and the last two digits refer to the intake and exhaust runner sizes.
Finding the Right Chevy 350 Heads for Your Engine
Once you understand what the casting numbers mean, you can use them to find the right heads for your engine. Generally speaking, the higher the casting number, the better the head. The higher numbers usually indicate more efficient heads with bigger valves, better porting, and larger combustion chambers. A higher number is usually more desirable, but you should always check the specs of the head to make sure that they are suitable for your engine.
Types of Chevy 350 Heads
There are several different types of Chevy 350 heads available, each suited for a different purpose. The most common heads are the Vortec and the L31. The Vortec is a high-performance head that is suitable for racing applications, while the L31 is a more economical option for street use. There are also aftermarket heads available that are designed for a variety of applications.
Chevy 350 Heads on eBay
eBay is a great place to find a variety of Chevy 350 heads. You can find both used and new heads, as well as aftermarket and OEM heads. eBay also offers a wide selection of parts and accessories to go along with the heads, such as gaskets, bolts, and studs. eBay also offers competitive prices, so you can get the parts you need without spending a fortune.
Conclusion
Understanding Chevy 350 heads casting numbers can help you find the right heads for your engine. Knowing what the numbers mean and how to decipher them can help ensure that you get the right heads for your application. eBay is a great place to find a variety of heads, as well as the parts and accessories you need to get the job done. With a little knowledge, you can find the right Chevy 350 heads for your engine.
