fits make: Chevy. year: 1990.

( Brand: Summit Racing ), ( Manufacturer Part Number: SUM-371110-BK ), ( Finish: Black Aluminum ), ( Seller: Summit Racing Equipment ), ( UPC: 190861048492 )
The Summit Racing Sum-371110-BK Billet Aluminum Water Neck is a high-performance upgrade for your Chevy SBC or BBC V8 engine. Engineered for strength and durability, this billet aluminum water neck is designed to replace the stock factory steel unit and provide improved cooling efficiency for your engine.
The billet aluminum construction ensures reduced weight and greater heat conductivity compared to the heavy factory steel neck. This allows for better cooling performance as the fluid flows more efficiently through the cooling system. Additionally, the smooth flow of coolant reduces turbulence and prevents unwanted air entrainment, which can lead to detrimental detonation or hot spots in the engine.
This billet aluminum water neck from Summit Racing is designed to be a direct replacement for the factory unit on your SBC or BBC V8 engine. It comes in a black anodized finish that not only looks great but also provides an additional layer of protection against corrosion and wear.
Key Features:* Billet Aluminum Construction: Lighter weight, superior heat conductivity, and efficient coolant flow.
* Reduced Turbulence: Improved cooling performance and reduced detrimental air entrainment.
* Direct Replacement: Designed for simple installation and drop-in fitment on SBC or BBC V8 engines.
* Black Anodized Finish: Corrosion resistance and an attractive appearance.
* 3/8" NPT Threaded Ends: Ensures a leak-free connection to the water pump and heater core.
Note: It's essential to ensure that the other components in your cooling system, such as the water pump and heater core, are suitable for use with the new billet aluminum water neck. Always refer to the compatible applications and aftermarket upgrades listed by Summit Racing to ensure proper compatibility.
By upgrading your Chevy SBC/BBC V8 engine with the Summit Racing Sum-371110-BK Billet Aluminum Water Neck, you can experience improved cooling performance, increased durability, and enhanced aesthetics for your engine.
The Summit Racing Sum-371110-BK Billet Aluminum Water Neck is a performance upgrade for Chevy SBC and BBC V8 engines. In this text, we will discuss the key advantages and disadvantages of investing in this billet aluminum water neck compatible with 1955-1974 engines.
Pros:1. Enhanced appearance: The billet aluminum construction not only functions better than the OEM plastic water neck, but it also adds an attractive, custom look to the engine bay.
2. Improved flow and cooling: The billet aluminum water neck boasts larger, smoother inside diameters and better cooling efficiency compared to the factory plastic neck. This can lead to better engine performance and cooling in high-performance applications.
3. Durability: Aluminum is a more durable and robust material compared to the plastic found in the stock water neck. The billet aluminum water neck is less prone to deterioration, sagging, or leaking.
Cons:1. Cost: The Sum-371110-BK billet aluminum water neck is a premium upgrade over the stock plastic part. This can represent a significant investment for some Chevy SBC/BBC engine builders.
2. Installation complexity: Installing the billet aluminum water neck involves additional steps compared to the stock plastic water neck. This includes machining the water neck to fit the intake manifold exact numeric gasket specifications as well as drilling and tapping the water neck for the coolant temperature sensor.
Conclusion:In summary, the Summit Racing Sum-371110-BK Billet Aluminum Water Neck for Chevy SBC/BBC V8 engines offers numerous advantages, including improved appearance, enhanced cooling efficiency, larger flow capacity, and increased durability. However, it carries a higher cost and requires a more complex installation process compared to the stock plastic water neck. Ultimately, this upgrade is targeted at engine builders who prioritize engine performance, reliability, and aesthetic appeal and are prepared for the additional investment and installation efforts.
Recommendation:If you're conducting an engine build for high-performance applications, upgrading to the Summit Racing Sum-371110-BK Billet Aluminum Water Neck can result in significant thermal benefits, while significantly enhancing the overall look of your engine compartment. It's essential to consider the added cost and installation complexities when making a final decision. If you're not prepared to invest in this upgrade but still require improved cooling performance, other cost-effective alternatives like bead-rolled stainless steel or heavy-duty high-temp silicone water necks can be considered.
Please hover mouse to image.