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When it comes to enhancing the performance of your Chevy 350, selecting the right cylinder heads is crucial. In this article, we will compare two popular options: the AFR 185cc and the Dart 195cc high-flow cylinder heads. Both heads offer unique benefits and features that can significantly impact your engine’s performance.
Overview of AFR 185cc Cylinder Heads
The AFR (Air Flow Research) 185cc cylinder heads are known for their excellent airflow characteristics and performance gains. Designed specifically for small-block Chevy engines, these heads provide a great balance between power and drivability.
- Material: Aluminum
- Combustion Chamber Volume: 64cc
- Intake Runner Volume: 185cc
- Exhaust Runner Volume: 70cc
- Valve Sizes: 2.02″ intake and 1.60″ exhaust
Performance Benefits of AFR 185cc Heads
The AFR 185cc heads are designed to maximize airflow and improve combustion efficiency. Here are some benefits:
- Enhanced throttle response due to improved airflow.
- Increased horsepower and torque across the RPM range.
- Better fuel efficiency compared to stock heads.
- Lightweight construction for reduced overall engine weight.
Overview of Dart 195cc Cylinder Heads
The Dart 195cc cylinder heads are another excellent choice for small-block Chevy engines. These heads are engineered for high performance and are suitable for both street and race applications.
- Material: Aluminum
- Combustion Chamber Volume: 64cc
- Intake Runner Volume: 195cc
- Exhaust Runner Volume: 75cc
- Valve Sizes: 2.05″ intake and 1.60″ exhaust
Performance Benefits of Dart 195cc Heads
The Dart 195cc heads offer several performance advantages that make them a strong contender for your Chevy 350:
- Higher airflow potential due to larger intake runners.
- Increased horsepower, particularly at higher RPMs.
- Improved torque delivery, especially in performance applications.
- Durable construction for long-lasting performance.
Key Differences Between AFR 185cc and Dart 195cc Heads
While both the AFR 185cc and Dart 195cc heads are high-performance options, there are several key differences to consider:
- Runner Volume: The Dart heads have a larger intake runner volume, which can provide more airflow at higher RPMs.
- Valve Sizes: The Dart heads feature slightly larger intake valves, allowing for improved airflow.
- Weight: The AFR heads may be lighter, which can benefit overall engine weight and handling.
- Price: Pricing may vary, with one option potentially being more budget-friendly than the other.
Choosing the Right Cylinder Heads for Your Needs
When deciding between the AFR 185cc and Dart 195cc cylinder heads, consider the following:
- Intended Use: Determine if your application is primarily street, race, or a combination of both.
- Power Goals: Identify your horsepower and torque goals to choose the head that aligns with your performance needs.
- Budget: Assess your budget as prices can vary significantly between the two options.
- Compatibility: Ensure that the heads are compatible with your existing engine components.
Conclusion
Both the AFR 185cc and Dart 195cc cylinder heads offer impressive performance for your Chevy 350. Your choice should depend on your specific needs, preferences, and budget. By understanding the differences and benefits of each option, you can make an informed decision that will enhance your engine’s performance.