The Ultimate Guide to Chevy 350 Heads for Sale: Finding Your Perfect Match
When it comes to upgrading your Chevy 350 engine, selecting the right cylinder heads can have a significant impact on performance, efficiency, and overall engine life. Whether you’re building a street machine, a track-ready racer, or simply looking to replace old heads, understanding the options available is crucial. This comprehensive guide aims to illuminate the various types of Chevy 350 heads for sale, their applications, and what to consider before making a purchase.
Comparison of Chevy 350 Heads
| Type | Material | Compression Ratio | Intended Use | Price Range |
|---|---|---|---|---|
| Vortec Heads | Cast Iron | 9.1:1 to 9.4:1 | Street Performance | $500 – $1,200 |
| World Products Heads | Aluminum | 9.5:1 to 10.5:1 | Racing | $1,000 – $1,800 |
| Dart Heads | Aluminum | 10.0:1 to 13.0:1 | High Performance | $1,200 – $2,500 |
| Rebuilt OEM Heads | Cast Iron | 8.5:1 to 9.5:1 | Replacement | $300 – $700 |
| SBC Vortec Heads | Cast Iron | 9.1:1 | Street Performance | $500 – $1,000 |
Types of Chevy 350 Heads
Vortec Heads
Vortec heads are known for their superior airflow and combustion efficiency. Designed for the Chevy small-block engine, they feature a unique intake and exhaust port design that enhances performance. These heads are ideal for street applications and can significantly boost horsepower when paired with the right components.
World Products Heads
World Products heads are crafted from aluminum, making them lighter than their cast iron counterparts. They offer improved thermal conductivity, which allows for better cooling. These heads are geared towards racing applications, providing high compression ratios and excellent airflow. They’re perfect for anyone looking to maximize their engine’s potential on the track.
Dart Heads
Dart heads are designed with performance in mind, offering a variety of options for different power levels. These aluminum heads are suitable for high-performance applications and can support significant horsepower increases. With various port sizes available, Dart heads are incredibly versatile, making them a favorite among racers and performance enthusiasts.
Rebuilt OEM Heads
Rebuilt OEM heads provide an excellent cost-effective solution for those looking to replace worn-out heads without breaking the bank. While they may not offer the same performance gains as aftermarket options, they maintain the factory specifications, ensuring reliability and ease of installation. Ideal for daily drivers or restoration projects, these heads can be sourced from sites like www.headsonly.com.
SBC Vortec Heads
Similar to standard Vortec heads, SBC Vortec heads are designed specifically for small block Chevys. They offer a balance of performance and affordability, making them a popular choice among enthusiasts. Their design is focused on improving torque and horsepower, especially in low to mid-range RPMs.
Factors to Consider When Purchasing Chevy 350 Heads
When selecting the right cylinder heads for your Chevy 350, several factors should be considered:
Material
The choice between cast iron and aluminum is significant. Cast iron heads are durable and often cheaper, while aluminum heads are lighter and dissipate heat more effectively, making them ideal for high-performance applications.
Compression Ratio
The compression ratio can affect the overall performance of your engine. Higher compression ratios typically lead to more power but may require higher octane fuel to avoid knocking. Assess your engine’s setup and intended use when choosing heads.
Intended Use
Understanding how you plan to use your vehicle is critical. Street performance heads may not perform as well on the track and vice versa. Tailoring your choice to your specific needs will ensure optimal results.
Airflow and Port Shape
The design of the intake and exhaust ports plays a crucial role in performance. Heads with better airflow can significantly improve engine efficiency and power. Be sure to compare airflow characteristics when shopping for heads.
Budget
Pricing can vary widely based on material, brand, and performance capabilities. It’s essential to set a budget and research options that fit within it, ensuring that you receive the best value for your investment. Websites like www.summitracing.com and www.speedwaymotors.com offer a variety of options across different price ranges.
Technical Features Comparison of Chevy 350 Heads
| Feature | Vortec Heads | World Products Heads | Dart Heads | Rebuilt OEM Heads | SBC Vortec Heads |
|---|---|---|---|---|---|
| Weight | Moderate | Light | Very Light | Heavy | Moderate |
| Maximum Horsepower | Up to 400 HP | Up to 500 HP | 600+ HP | 300 HP | Up to 400 HP |
| Port Size | Standard | Large | Customizable | Standard | Standard |
| Cooling Capability | Good | Excellent | Excellent | Fair | Good |
| Price | $500 – $1,200 | $1,000 – $1,800 | $1,200 – $2,500 | $300 – $700 | $500 – $1,000 |
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Conclusion
Choosing the right cylinder heads for your Chevy 350 engine is a critical step in maximizing performance and reliability. Whether you’re interested in Vortec heads for improved airflow, World Products heads for racing, or rebuilt OEM heads for budget-friendly replacements, understanding the key differences and applications can help you make an informed decision. Always consider factors such as material, intended use, and budget when making your selection. With the right heads, you can significantly enhance your engine’s performance, whether on the street or the track.
FAQ
What are the benefits of upgrading to aluminum heads?
Aluminum heads are lighter and offer better thermal conductivity compared to cast iron. This can lead to improved performance, better fuel efficiency, and reduced engine heat.
How do I know which heads are compatible with my Chevy 350?
Compatibility depends on your engine’s configuration and intended use. Always check specifications and consult with experts if needed. Websites like www.summitracing.com can provide valuable information.
What is the difference between Vortec and standard heads?
Vortec heads feature enhanced port designs, leading to better airflow and combustion efficiency. They are generally more performance-oriented than standard heads.
Can I use rebuilt OEM heads for high-performance applications?
While rebuilt OEM heads can be used for moderate performance, they may not support high horsepower applications as effectively as aftermarket options.
What is the average cost of Chevy 350 heads?
Prices can vary widely based on material and performance. Expect to pay anywhere from $300 for rebuilt OEM heads to over $2,500 for high-performance options.
How important is the compression ratio?
The compression ratio affects engine performance significantly. Higher ratios can lead to increased power but may require premium fuel.
What should I consider regarding airflow when selecting heads?
Airflow is crucial for engine performance. Look for heads that provide optimal airflow characteristics to match your engine setup and performance goals.
Are there specific brands to consider for Chevy 350 heads?
Yes, brands like Summit Racing, Speedway Motors, and Dart offer a range of quality heads tailored for Chevy 350 engines.
Can I install new heads myself?
If you have mechanical experience, you can install heads yourself. However, ensure you follow proper procedures and torque specifications for best results.
What maintenance is required for cylinder heads?
Regular inspections for leaks, cracks, and wear are essential. Additionally, keeping your cooling system in good condition will help prolong the life of your heads.