- Compatibility: This polished aluminum water neck is specifically designed for Chevrolet Small Block and Big Block engines, fitting models such as 262, 265, 267, 283, 302, 305, 307, 327, 350, 396, 400, 402, and 454. - High-Quality Design: Made from polished aluminum, the water neck features a durable construction that enhances performance while offering a sleek appearance under the hood. - Optimal Flow: With a 45-degree swivel design, this water neck allows for better positioning of hoses, ensuring efficient coolant flow and reducing the risk of leaks or overheating. - Reference Numbers: This product is compatible with reference numbers 8455 and 4930, ensuring ease of replacement for your existing water neck. - Package Contents: The package includes one thermostat housing with a 45° swivel polished water neck, providing everything needed for a straightforward installation. - Practical Applications: Ideal for engine rebuilds or upgrades, this water neck is perfect for enthusiasts looking to enhance performance and appearance. It is a suitable choice for custom builds where space and hose routing are critical. - Easy Installation: Designed for a quick and hassle-free installation, this water neck is a practical solution for DIY mechanics and professionals alike, minimizing downtime and effort during projects. Ensure you have a reliable and stylish component for your Chevrolet engine with this high-quality polished aluminum water neck.