fits model: 327. make: Chevy. year: 1958-86.

( Brand: Cfr Performance ), ( Manufacturer Part Number: HZ-9853 ), ( Part Type: Valve Block )
The CFR Performance HZ-9853 is a top-tuning cylinder head suitable for 1958 to 1986 Chevrolet 327 small-block engines. This cylinder head is an excellent replacement for the original tall steel valve heads, offering enhanced performance and improved flow dynamics.
This head features a CNC-machined aluminum alloy construction for reduced weight and superior cooling capabilities. The four-bolt main bearing caps provide increased clamping force and better torque transfer between the cylinder block and the head. The head also includes reshaped combustion chambers and built-in utility ports for added versatility during engine build campaigns.
The HZ-9853 has a unique port design that enables optimal flow rates for high-performance applications. It includes large 2.02-inch intake and 1.50-inch exhaust valves, as well as a carefully designed 60cc combustion chamber to ensure efficient combustion and increased power output.
For those seeking even more performance, the head is compatible with various aftermarket components, such as high-performance camshafts, lifters, and intake manifolds. Additionally, its full roller design allows for the use of solid lifters, further enhancing performance and reducing engine noise.
The cylinder head is prepped and ready for assembly, featuring virgin seats and base gasket surfaces, ensuring a proper seal and a strong connection between the head and the engine block. Lastly, the durable hardened steel valve guides and fully adjustable, sodium-filled exhaust valve guides provide excellent durability and long-lasting performance for these high-performance applications.
Overall, the CFR Performance HZ-9853 cylinder head is an excellent upgrade for anyone looking to maximize the potential of their 1958 to 1986 Chevrolet 327 small-block engines. Its high-flow design, improved cooling capabilities, and versatility make it a top choice for both novice and experienced builders aiming for enhanced performance and better engine response.
The CFR Performance HZ-9853 cylinder head is a popular choice among car enthusiasts for its compatibility with Chevy block 327 engines manufactured between 1958 and 1986. Thiscomponent is designed to improve engine performance. Before making a buying decision, it is essential to examine the pros and cons.
Pros:1. Enhanced Performance: This cylinder head is specifically engineered to bolster engine power and torque, leading to improved vehicle performance.
2. High-Quality Materials: The CFR Performance HZ-9853 cylinder head is constructed from premium materials, enhancing its durability and longevity.
3. Suitability: Designed to fit Chevy block 327 engines from 1958 to 1986, this cylinder head offers versatility and compatibility for a wide range of vehicles.
4. Comprehensive Kit: The purchase includes all necessary hardware, making the installation process more convenient and less time-consuming.
5. Increased Efficiency: The CFR Performance HZ-9853 cylinder head features efficient combustion chambers, which improve fuel economy and overall engine efficiency.
Cons:1. Cost: The CFR Performance HZ-9853 cylinder head is generally more expensive compared to stock components, which may be a deterrent for some buyers.
2. Complex Installation: Installing a new cylinder head can be an intricate and labor-intensive process, requiring professional assistance or significant expertise.
3. Potential Power Increase: While increased power is often desirable, it may pose challenges to stock components, potentially requiring additional upgrades or modifications.
Conclusion:The CFR Performance HZ-9853 1958-1986 compatible/replacement cylinder head offers significant advantages in terms of improved engine power, durability, and efficiency. It is crucial to consider the potential costs, complexity of installation, and compatibility with existing components before making a purchasing decision. If you are serious about optimizing your Chevy 327 engine's performance and have the necessary resources to install the cylinder head, it could be a worthwhile investment. Otherwise, you may wish to explore less expensive performance enhancements or consult a professional mechanic for guidance.
Recommendation:For car enthusiasts seeking top-tier performance gains for their 1958-1986 Chevy 327 engines and possessing the resources for installation, the CFR Performance HZ-9853 cylinder head is an excellent choice. Its combination of high-quality materials, compatibility, and power gains make it a valuable investment for those seeking a noticeable improvement to their vehicle's performance. However, those with limited budgets or less experience in engine work may find alternative, less expensive enhancements more appealing.
Manufacturer Part Number: HZ-9853. They are baffled and tall to clear high Performance roller rockers. 1958-86 Compatible/Replacement for Chevy Small Block 327 Tall Steel Valve Covers - Chrome w/ Logo: Manufacturer: CFR Performance. Brand: CFR Performance.
There is one hole in each cover. Package Dimensions: 4 x inches. Item model number: HZ-9853.