Gates
Coolant Outlet

Gates CO34758 Engine Coolant Thermostat / Water Outlet Assembly

Brand Gates CO34758
.895
1.07
2
Yes
Bolt Hole Quantity 3
By-Pass Holes Yes
By-Pass Inside Diameter (in) .895
By-Pass Outside Diameter (in) 1.07
Contents Coolant Outlet, Seals, Thermostat
Gasket Quantity 0
Material Plastic
Number of Bolt Holes 3
Number of Gaskets 0
Number of Seals 2
OE Exact No
Outlet Inside Diameter .547
Outlet Inside Diameter 1.248
Outlet Inside Diameter 1 (in) 1.248
Outlet Inside Diameter 2 (in) .547
Outlet Outside Diameter .717
Outlet Outside Diameter 1.496
Outlet Outside Diameter 1 (in) 1.496
Outlet Outside Diameter 2 (in) .717
Type Coolant Outlet
Type Coolant Outlet Assembly
Product line Coolant Outlet
Fits Ford · 6 vehicles

OE-style fit. Fits and performs like the original for a straightforward replacement.

Plastic construction. Helps address common material issues found in aftermarket options.

Complete assembly. Includes the coolant outlet, seals, and thermostat in one package.

Cross-references Dorman - OE Solutions 902-210, Four Seasons 85288 and Four Seasons 85674 for the same application. See all 8.

$122.68Free shipping
In stock · usually ships same day before 1pm CST
Step 1 — Confirm fitment
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Step 2 — Quantity
Order total $122.68
Free shipping to the continental U.S.
Free returns within 60 days if it doesn't fit when fitment is verified.

Gates Coolant Outlet Assembly for Mustang

The Gates Coolant Outlet Assembly is a direct-fit cooling system service part for select Ford Mustang models. Built as a plastic coolant outlet assembly with thermostat, it is engineered to match original fit and function while addressing common aftermarket material and design concerns.

Fits 2005-2010 Ford Mustang, N/A. This Gates CO34758 coolant outlet assembly is built for OE-style cooling system service on the Mustang platform and includes the coolant outlet, seals, and thermostat.

Key Features

  • Part number CO34758
  • Coolant outlet assembly with thermostat
  • Plastic housing construction
  • Three bolt-hole mounting pattern
  • By-pass holes included in the design
  • Outlet dimensions: 1.496 in and 0.717 in outside diameter; 1.248 in and 0.547 in inside diameter
  • Includes coolant outlet, seals, and thermostat
  • Fits 2005-2010 Ford Mustang, N/A

Product Details

Gates Coolant Outlet line parts are built to provide a practical replacement for worn or damaged thermostat housing and water outlet components. The CO34758 is designed to fit and perform like the original assembly, supporting proper coolant routing and thermostat operation in the engine cooling system. For Mustang owners searching for a 2005-2010 Ford Mustang coolant outlet assembly with thermostat, this part offers a focused OE-style service solution. This part cross-references Dorman - OE Solutions 902-210 for the same application.

Common Problems This Part Can Address

  • Coolant leaks at the outlet housing
  • Cracked or warped plastic thermostat housing
  • Improper coolant flow through the outlet assembly
  • Thermostat-related temperature control issues
  • Service replacement for a damaged Mustang coolant outlet

Installation Notes

Verify engine application and outlet dimensions before installation. Inspect the mating surfaces, seals, and thermostat seating area for damage or residue before assembly. Because this is a coolant outlet assembly with thermostat, proper coolant refill and bleeding procedures should be followed after installation to help restore normal cooling system operation.

Quality Assurance

Gates designs its Coolant Outlet program to address common aftermarket fit, material, and manufacturing concerns while maintaining OE-style fit and service life expectations. The CO34758 is part of that full-line cooling system coverage approach for thermostat housing and water outlet service.

This part fits 6 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelLitersCylindersFuel TypePositionNotes
2010FordMustang4.0LV6GASN/ACoolant Outlet Assembly with Thermostat; 190 Degree; OE Temperature; Seal included; Coolant Outlet
2009FordMustang4.0LV6GASN/ACoolant Outlet Assembly with Thermostat; 190 Degree; OE Temperature; Seal included; Coolant Outlet
2008FordMustang4.0LV6GASN/ACoolant Outlet Assembly with Thermostat; 190 Degree; OE Temperature; Seal included; Coolant Outlet
2007FordMustang4.0LV6GASN/ACoolant Outlet Assembly with Thermostat; 190 Degree; OE Temperature; Seal included; Coolant Outlet
2006FordMustang4.0LV6GASN/ACoolant Outlet Assembly with Thermostat; 190 Degree; OE Temperature; Seal included; Coolant Outlet
2005FordMustang4.0LV6GASN/ACoolant Outlet Assembly with Thermostat; 190 Degree; OE Temperature; Seal included; Coolant Outlet
Directly replaces or cross-references 8 part numbers
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.
Dorman - OE Solutions — 902-210Four Seasons — 85288Four Seasons — 85674Motorad — CH2210Motorad — CH3001Valeo — 8156741L2Z 8592 AA5R3Z 8592 BA