Pontiac V8 Chrome Zinc Straight Up O-Ring Style Water Neck

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 Configuration
The outlet angle helps route the upper radiator hose cleanly in performance, restoration, and custom cooling system layouts.

Secure Hose Connection
Designed to create a tight connection at the thermostat housing area to support reliable coolant flow and help reduce leak points.

Zinc Construction
Built from zinc to handle coolant system heat, pressure, and repeated service conditions.

Application-Specific Cooling Fitment
Designed for the listed engine family and sealing style, with fitment verified by the product dimensions and specifications.

COMPATIBLE WITH
PONTIAC V8

• 5.3 L / 326 in3
• 5.7 L / 347 in3
• 5.7 L / 350 in3
• 6.1 L / 370 in3
• 6.4 L / 389 in3
• 6.6 L / 400 in3
• 6.9 L / 421 in3
• 7.0 L / 428 in3
• 7.5 L / 455 in3

NOTE: Be sure to determine correct water neck angle, as radiator hoses vary between applications.

COMMON VEHICLE APPLICATIONS

• Classic and performance vehicles using matching thermostat housing dimensions
• Street rods and custom cooling system applications
• Engine builds requiring the listed water neck angle and sealing style

Specifications:

Water Neck Material	Steel
Water Neck Finish	Chrome
Water Neck Style	90°
Sealing Style	O-Ring (Included)
Swivel	No
Heater Bypass Provision	No
Mounting Hardware	Included