Four Seasons
Water Outlet

Four Seasons 85017 Engine Coolant Water Outlet

Brand Four Seasons 85017
Bolt Hole Center To Bolt Hole Center 2.55
Bolt Hole Center To Bolt Hole Center 2.656
Description Engine Coolant Components
Gasket Or Seal Included Included
Inlet Dia. IN 1.049
Material Aluminum
Maximum Height 3.185
Meets / Exceeds OEM? Yes
Mnt Flange Width IN 0.313
Style w/o Thermostat
Thermostat Included? Not Included
Type Outlet
Product line Water Outlet
Fits Chevrolet, GMC, and Isuzu · 29 vehicles

OE direct replacement. Meets or exceeds OEM requirements for dependable cooling-system service.

Aluminum construction. Lightweight, corrosion-resistant housing for lasting durability.

Gasket included. Ready for a secure seal during installation.

Cross-references Dayco 85017, Motorad CH2103 and 151788 for the same application. See all 14.

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Engine Coolant Water Outlet for GM Applications

Four Seasons Water Outlet 85017 is an aluminum engine coolant water outlet for select Chevrolet S10, GMC Sonoma, and Isuzu Hombre applications. It includes the gasket or seal and is built to meet or exceed OEM requirements for a direct-fit cooling system repair.

Key Features

  • Aluminum construction for cooling system durability
  • Gasket or seal included for service-ready installation
  • Outlet style without thermostat
  • Thermostat not included
  • Meets or exceeds OEM specifications
  • Inlet diameter: 1.049 in.
  • Maximum height: 3.185 in.
  • Bolt hole center to bolt hole center: 2.55 in. and 2.656 in.
  • Mounting flange width: 0.313 in.

Product Details

Four Seasons Water Outlet 85017 is an engine coolant component used in the thermostat and housing area to route coolant through the cooling system. The aluminum body supports reliable fitment and corrosion resistance, while the included gasket or seal helps simplify replacement work. This part cross-references Motorad CH2103 for the same application. Four Seasons 85017 is also referenced by Dayco 85017.

Fits 1998-2003 Chevrolet S10, N/A. Fits 1998-2003 GMC Sonoma, N/A. Fits 1998-2000 Isuzu Hombre, N/A. Search terms such as Chevrolet S10 water outlet replacement, GMC Sonoma engine coolant water outlet, and Isuzu Hombre thermostat housing outlet all point to this direct-fit cooling component.

Common Repair Uses

  • Replacing a leaking or cracked coolant outlet
  • Restoring proper coolant routing at the thermostat housing area
  • Addressing coolant seepage around the sealing surface
  • Repairing corrosion-related damage in the outlet body
  • Correcting overheating concerns caused by a compromised outlet

Installation Notes and Quality Assurance

Verify inlet diameter, bolt-hole spacing, and mounting dimensions before installation. Clean the mating surfaces thoroughly and inspect adjacent hoses and clamps during service. Four Seasons 85017 is an OEM-specification replacement part built for the listed Chevrolet S10, GMC Sonoma, and Isuzu Hombre applications.

Four Seasons Water Outlet 85017 is a direct replacement for select GM cooling system repairs where an aluminum outlet without thermostat is required.

This part fits 29 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelDrive TypeLitersCylindersPositionNotes
2003ChevroletS10—2.2LL4N/ACompatible with various car and truck makes/models.; Water Outlet
2003GMCSonoma—2.2LL4N/ACompatible with various car and truck makes/models.; Water Outlet
2002ChevroletS10—2.2LL4N/ACompatible with various car and truck makes/models.; Water Outlet
2002ChevroletS10RWD2.2LL4N/ACompatible with various car and truck makes/models.; Water Outlet
2002ChevroletS104WD2.2LL4N/ACompatible with various car and truck makes/models.; Water Outlet
2002GMCSonomaRWD2.2LL4N/ACompatible with various car and truck makes/models.; Water Outlet
2002GMCSonoma4WD2.2LL4N/ACompatible with various car and truck makes/models.; Water Outlet
2001ChevroletS10—2.2LL4N/ACompatible with various car and truck makes/models.; Water Outlet
2001ChevroletS10RWD2.2LL4N/ACompatible with various car and truck makes/models.; Water Outlet
2001ChevroletS104WD2.2LL4N/ACompatible with various car and truck makes/models.; Water Outlet
2001GMCSonomaRWD2.2LL4N/ACompatible with various car and truck makes/models.; Water Outlet
2001GMCSonoma4WD2.2LL4N/ACompatible with various car and truck makes/models.; Water Outlet
2000ChevroletS10—2.2LL4N/ACompatible with various car and truck makes/models.; Water Outlet
2000ChevroletS10FWD2.2LL4N/ACompatible with various car and truck makes/models.; Water Outlet
2000ChevroletS10RWD2.2LL4N/ACompatible with various car and truck makes/models.; Water Outlet
2000ChevroletS104WD2.2LL4N/ACompatible with various car and truck makes/models.; Water Outlet
2000GMCSonomaRWD2.2LL4N/ACompatible with various car and truck makes/models.; Water Outlet
2000GMCSonoma4WD2.2LL4N/ACompatible with various car and truck makes/models.; Water Outlet
2000IsuzuHombre—2.2LL4N/ACompatible with various car and truck makes/models.; Water Outlet
1999ChevroletS10—2.2LL4N/ACompatible with various car and truck makes/models.; Water Outlet
1999ChevroletS10FWD2.2LL4N/ACompatible with various car and truck makes/models.; Water Outlet
1999ChevroletS10RWD2.2LL4N/ACompatible with various car and truck makes/models.; Water Outlet
1999ChevroletS104WD2.2LL4N/ACompatible with various car and truck makes/models.; Water Outlet
1999GMCSonomaRWD2.2LL4N/ACompatible with various car and truck makes/models.; Water Outlet
1999GMCSonoma4WD2.2LL4N/ACompatible with various car and truck makes/models.; Water Outlet
1999IsuzuHombre—2.2LL4N/ACompatible with various car and truck makes/models.; Water Outlet
1998ChevroletS10—2.2LL4N/ACompatible with various car and truck makes/models.; Water Outlet
1998GMCSonoma—2.2LL4N/ACompatible with various car and truck makes/models.; Water Outlet
1998IsuzuHombre—2.2LL4N/ACompatible with various car and truck makes/models.; Water Outlet
Directly replaces or cross-references 14 part numbers
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.
Dayco — 85017Motorad — CH2103151788157788277524702209815017605172390220481118501724576531CWK815017W5133W77524