Motorad CH5164 Engine Coolant Water Outlet

Engine Coolant Water Outlet for GM Applications

The Motorad CH5164 engine coolant water outlet is built for vehicles that need a direct replacement coolant outlet with housing. It uses a plastic construction with a black finish and a 1.31 in outlet diameter, making it a practical choice for cooling system service on select Chevrolet, Pontiac, Oldsmobile, and Buick models.

Fits 1996-2002 Chevrolet Cavalier, N/A; Fits 1996-2002 Pontiac Sunfire, N/A; Fits 1999-2001 Oldsmobile Alero, N/A; Fits 1996-2001 Pontiac Grand Am, N/A; Fits 1997-1999 Chevrolet Malibu, N/A; Fits 1996-1998 Buick Skylark, N/A; Fits 1996-1998 Oldsmobile Achieva, N/A.

• Plastic coolant outlet housing in black
• 1.31 in outlet diameter for the specified cooling system connection
• 2 mounting holes for OE-style attachment
• No gasket or seal included
• No bolts included
• Thermal shock validated and leak tested

Detailed Product Overview

Motorad CH5164 is an engine coolant water outlet manufactured to OE quality standards by an OE supplier. It is engineered with proprietary material selection to handle demanding cooling system conditions and is thermal shock validated and 100% leak tested. For shoppers searching for a Chevrolet Cavalier coolant water outlet with housing, Pontiac Sunfire engine coolant outlet, or a replacement coolant outlet for Pontiac Grand Am and Chevrolet Malibu, this part number provides a focused fitment match.

This part cross-references Dorman - OE Solutions 902-105 and Four Seasons 85164 for the same application. Motorad CH5164 is also referenced by part number CH5164 in interchange listings.

Common Cooling System Issues Addressed

• Cracked or leaking coolant outlet housing
• Coolant seepage at the outlet connection
• Damaged plastic outlet from heat cycling
• Failed original water outlet on select GM vehicles
• Cooling system service on a direct-fit replacement path

Installation Notes and Quality Assurance

Verify the outlet diameter, mounting hole layout, and vehicle application before installation. Because no gasket or seal is included, use the correct sealing components specified for the vehicle and inspect the mating surfaces for corrosion, warpage, or residue before assembly. Confirm the cooling system is properly filled and bled after service.

Quality assurance includes OE-supplier manufacturing standards, thermal shock validation, and 100% leak testing. These checks support consistent sealing performance for the Motorad CH5164 in the listed Chevrolet, Pontiac, Oldsmobile, and Buick applications.