Top Street Performance Chrome Zinc Straight Up O-Ring Style Water Neck for Pontiac V8

This Straight Up water neck is designed to provide a secure coolant outlet connection between the engine and upper radiator hose. Its zinc construction with a chrome finish supports reliable coolant routing while giving the engine bay a clean finished look.Straight Up Outlet ConfigurationThe outlet angle helps route the upper radiator hose cleanly in performance, restoration, and custom cooling system layouts.Secure Hose ConnectionDesigned to create a tight connection at the thermostat housing area to support reliable coolant flow and help reduce leak points.Zinc ConstructionBuilt from zinc to handle coolant system heat, pressure, and repeated service conditions.Application-Specific Cooling FitmentDesigned for the listed engine family and sealing style, with fitment verified by the product dimensions and specifications.COMPATIBLE WITHPONTIAC V85.3 L / 326 in35.7 L / 347 in35.7 L / 350 in36.1 L / 370 in36.4 L / 389 in36.6 L / 400 in36.9 L / 421 in37.0 L / 428 in37.5 L / 455 in3NOTE: Be sure to determine correct water neck angle, as radiator hoses vary between applications.COMMON VEHICLE APPLICATIONSClassic and performance vehicles using matching thermostat housing dimensionsStreet rods and custom cooling system applicationsEngine builds requiring the listed water neck angle and sealing styleSpecifications:Water Neck MaterialSteelWater Neck FinishChromeWater Neck Style90°Sealing StyleO-Ring (Included)SwivelNoHeater Bypass ProvisionNoMounting HardwareIncluded

• Straight Up Outlet Design – Helps improve upper radiator hose routing
• Secure Coolant Connection – Supports leak-resistant cooling system operation
• Zinc Construction – Built for heat, pressure, and long-term reliability
• Application-Specific Fitment – Designed for the listed engine and sealing configuration