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OEM (Genuine) Buick Thermostat Unit
PartNumber: 25200455
Product Specifications- Other Names: Thermostat, Thermostat Housing, Thermostat Unit
- Item Dimensions: 6.5 x 4.1 x 4.2 inches
- Item Weight: 0.70 Pounds
- Fitment Type: Direct Replacement
- Replaces: 55593034, 55565336, 55579010
- Replaced by: 28290034
- Part Description: Buick Thermostat Unit
$63.35 MSRP:$119.54You Save: $56.19 (48%)
Dorman® Engine Coolant Thermostat Housing for Buick
PartNumber: 902-693Product Specifications- Bleeder Hole: No
- Bolt Hole Center To Bolt Hole Center: 2.835"; 1.66"; 3.65"
- Bolt Hole Quantity: 3
- Color/Finish: Natural
- Flange Length: 2.55"
- Flange Thickness: 0.5"
- Flange Width: 4.14"
- Gasket Type: Gasket
- Grade Type: Regular
- Inside Diameter: 0.515"; 0.664"; 0.588"; 1.165";
- Material: Metal
- Mounting Hardware Included: No
- OE Part Number: 12651113, 12638836
- Outlet Port Quantity: 4
- Thermostat Opening Temperature (F): 180 Degrees
- UPC: 037495787505
- Part Description: Buick Engine Coolant Thermostat Housing
$75.41
Gates® Radiator Coolant Hose Flange for Buick
PartNumber: CO34825Product Specifications- Jiggle Pin: False
- Material: Plastic
- Number of Bolt Holes: 3
- Number of Gaskets: 0
- Number of Seals: 1
- OE Part Number: 199883
- Outlet 1 Inside Diameter (in): 1.155
- Outlet 1 Outside Diameter (in): 1.35
- Outlet 2 Inside Diameter (in): 0.62
- Outlet 2 Outside Diameter (in): 0.8
- Outlet 3 Inside Diameter (in): 0.495
- Outlet 3 Outside Diameter (in): 0.628
- UPC: 770075740353
- Part Description: Buick Radiator Coolant Hose Flange
$38.36
Four Seasons® Engine Coolant Water Outlet W O Thermostat for Buick
PartNumber: 85349Product Specifications- Gasket or Seal Included: Included
- Inlet Dia. IN: 1.875
- Material: Aluminum
- Maximum Height: 3.000
- Meets / Exceeds OEM: Yes
- Mnt Flange Width IN: 0.320
- Style: w/o Thermostat
- Thermostat Included: Not Included
- UPC: 096361853492
- Part Description: Buick Engine Coolant Water Outlet W O Thermostat
$40.08
OEM (Genuine) Buick Inlet Assembly
PartNumber: 12600172
Product Specifications- Item Dimensions: 6.4 x 4.2 x 4.2 inches
- Item Weight: 0.90 Pounds
- Fitment Type: Direct Replacement
- Replaces: 12581594
- Part Description: Buick Inlet Assembly
$45.40 MSRP:$85.69You Save: $40.29 (48%)
Dorman® Engine Coolant Thermostat Housing Assembly for Buick
PartNumber: 902-2124Product Specifications- Bleeder Hole: No
- Bolt Hole Center To Bolt Hole Center: 3"
- Bolt Hole Quantity: 2
- Color/Finish: Natural
- Flange Length: 2.67"
- Flange Thickness: 0.46"
- Flange Width: 3.59"
- Gasket or Seal Included: No
- Gasket Type: Gasket
- Grade Type: Regular
- Inside Diameter: 0.952"
- Material: Metal
- Mounting Hardware Included: No
- OE Part Number: 12673413, 12656949
- Outlet Port Quantity: 1
- Thermostat Opening Temperature (F): 176 Degrees
- UPC: 889245253323
- Part Description: Buick Engine Coolant Thermostat Housing Assembly
$57.96
Gates® Engine Coolant Water Outlet for Buick
PartNumber: CO34923Product Specifications- By-Pass Holes: No
- Material: Cast Aluminum
- Number of Bolt Holes: 2
- Number of Gaskets: 0
- Number of Seals: 0
- OE Exact: Yes
- Outlet Inside Diameter 1: 1.194"
- Outlet Outside Diameter 1: 1.565"
- Type: Coolant Outlet
- UPC: 770075795179
- Part Description: Buick Engine Coolant Water Outlet
$29.45
Four Seasons® Engine Coolant Water Outlet for Buick
PartNumber: 86145Product Specifications- Gasket or Seal Included: Not Included
- Material: Plastic
- Meets / Exceeds OEM: Yes
- Style: w/o Thermostat
- Thermostat Included: Not Included
- UPC: 096361031135
- Part Description: Buick Engine Coolant Water Outlet
$35.95
OEM (Genuine) Buick Water Outlet
PartNumber: 25193922
Product Specifications- Other Names: Water Outlet
- Item Dimensions: 11.5 x 4.8 x 4.8 inches
- Item Weight: 0.60 Pounds
- Fitment Type: Direct Replacement
- Replaces: 55565334
- Part Description: Buick Water Outlet
$51.03 MSRP:$96.30You Save: $45.27 (48%)
Dorman® Engine Coolant Water Outlet for Buick
PartNumber: 902-2098Product Specifications- Air Vent (Bleeder Valve): No
- Bleeder Screw Included: No
- Bolt Hole Center To Bolt Hole Center: 1.9"
- Bolt Hole Diameter: 0.34"
- Bolt Hole Quantity: 4
- Color/Finish: Natural
- Housing Neck Angle (°): 90 Deg.
- Inside Diameter: 1.06"
- Material: Aluminum
- Maximum Height: 4.25"
- Outlet Diameter: 1.557"
- Outlet Quantity: 2
- Outlet Tube Length: 6.25"
- UPC: 889245529985
- Part Description: Buick Engine Coolant Water Outlet
$59.17
Four Seasons® Engine Coolant Water Outlet for Buick
PartNumber: 86172Product Specifications- Gasket or Seal Included: Included
- Inlet Dia. IN: 1.551
- Material: Aluminum
- Maximum Height: 7.000
- Meets / Exceeds OEM: Yes
- Mnt Flange Width IN: 1.202
- Style: w/o Thermostat
- Thermostat Included: Not Included
- UPC: 096361072077
- Part Description: Buick Engine Coolant Water Outlet
$33.14
OEM (Genuine) Buick Thermostat Housing
PartNumber: 12620112
Product Specifications- Other Names: Thermostat Housing
- Item Dimensions: 11.3 x 4.8 x 4.8 inches
- Item Weight: 3.20 Pounds
- Fitment Type: Direct Replacement
- Replaces: 12602913, 12572988, 12567750
- Part Description: Buick Thermostat Housing
$63.56 MSRP:$115.56You Save: $52.00 (45%)
Dorman® Engine Coolant Thermostat Housing for Buick
PartNumber: 902-692Product Specifications- Bleeder Hole: No
- Bolt Hole Center To Bolt Hole Center: 3.6"; 3"; 1.5"
- Bolt Hole Quantity: 3
- Color/Finish: Natural
- Flange Length: 5.5"
- Flange Thickness: 0.3"
- Flange Width: 3.7"
- Gasket Type: Gasket
- Grade Type: Regular
- Inside Diameter: 1.15"
- Material: Aluminum; Stainless Steel
- OE Part Number: 12599235, 12638893
- Outlet Port Quantity: 3
- Thermostat Opening Temperature (F): 180 Degrees
- UPC: 037495787499
- Part Description: Buick Engine Coolant Thermostat Housing
$48.69
Four Seasons® Engine Coolant Water Outlet W O Thermostat for Buick
PartNumber: 85083Product Specifications- Bleeder Screw Included: Not Included
- Bolt Hole Center To Bolt Hole Center: 3.000
- Gasket or Seal Included: Not Included
- Inlet Dia. IN: 1.551
- Material: Aluminum
- Maximum Height: 2.50
- Meets / Exceeds OEM: Yes
- Mnt Flange Width IN: 0.320
- Outlet Quantity: 1.000
- Style: w/o Thermostat
- Symetrical Base: Yes
- Thermostat Included: Not Included
- UPC: 096361850835
- Part Description: Buick Engine Coolant Water Outlet W O Thermostat
$23.79
OEM (Genuine) Buick Water Outlet
PartNumber: 12656446
Product Specifications- Other Names: Water Outlet
- Item Dimensions: 8.4 x 5.6 x 4.3 inches
- Item Weight: 1.00 Pounds
- Fitment Type: Direct Replacement
- Replaced by: 25201457
- Part Description: Buick Water Outlet
$121.85 MSRP:$229.89You Save: $108.04 (47%)
Dorman® Engine Coolant Thermostat Housing for Buick
PartNumber: 902-2100Product Specifications- Bleeder Hole: No
- Bolt Hole Center To Bolt Hole Center: 1.269"; 3.294"; 2.695"
- Bolt Hole Quantity: 3
- Color/Finish: Natural
- Flange Length: 4.5"
- Flange Thickness: 0.5"
- Flange Width: 1.07"
- Gasket Type: Gasket
- Grade Type: Regular
- Inside Diameter: 1.43"
- Material: Metal
- Mounting Hardware Included: No
- OE Part Number: 12597257
- Outlet Port Quantity: 1
- Thermostat Opening Temperature (F): 180 Degrees
- UPC: 885484612693
- Part Description: Buick Engine Coolant Thermostat Housing
$62.18
Four Seasons® Engine Coolant Water Outlet W O Thermostat for Buick
PartNumber: 85215Product Specifications- Gasket or Seal Included: Included
- Inlet Dia. IN: 1.052
- Material: Aluminum
- Maximum Height: 1.562
- Meets / Exceeds OEM: Yes
- Mnt Flange Width IN: 0.426
- Style: w/o Thermostat
- Thermostat Included: Not Included
- UPC: 096361852150
- Part Description: Buick Engine Coolant Water Outlet W O Thermostat
$23.72
OEM (Genuine) Buick Control Valve
PartNumber: 55512103
Product Specifications- Other Names: Control Valve, Thermostat Housing
- Item Dimensions: 16.8 x 9.7 x 8.8 inches
- Item Weight: 4.60 Pounds
- Fitment Type: Direct Replacement
- Replaced by: 55516369
- Part Description: Buick Control Valve
$200.23 MSRP:$317.91You Save: $117.68 (38%)
Dorman® Engine Coolant Water Outlet for Buick
PartNumber: 902-2087Product Specifications- Air Vent (Bleeder Valve): No
- Bleeder Screw Included: No
- Bolt Hole Center To Bolt Hole Center: 2.76 in
- Color: Black
- Housing Neck Angle (°): 80 Degrees
- Inside Diameter: 1.3 in
- Material: Plastic
- Maximum Height: 4.805 in
- Mounting Hole Diameter: 0.366 in
- Mounting Hole Quantity: 2
- O Rings Included: No
- Outlet Diameter: 0.5"
- Outlet Quantity: 4
- Outlet Tube Length: 1.25 in
- UPC: 885484606845
- Part Description: Buick Engine Coolant Water Outlet
$51.77
Four Seasons® Engine Coolant Water Outlet W O Thermostat for Buick
PartNumber: 84990Product Specifications- Bolt Hole Center To Bolt Hole Center: 2.719
- Gasket or Seal Included: Included
- Inlet Dia. IN: 0.973
- Material: Aluminum; Aluminum / Cast Iron
- Maximum Height: 1.694
- Meets / Exceeds OEM: Yes
- Mnt Flange Width IN: 0.397
- Style: w/o Thermostat
- Symetrical Base: Yes
- Thermostat Included: Not Included
- UPC: 096361849907
- Part Description: Buick Engine Coolant Water Outlet W O Thermostat
$20.04
OEM (Genuine) Buick Water Outlet
PartNumber: 24575259
Product Specifications- Other Names: Thermostat Housing, Water Outlet
- Item Dimensions: 4.3 x 4.3 x 4.3 inches
- Item Weight: 0.60 Pounds
- Fitment Type: Direct Replacement
- Replaces: 24577132
- Part Description: Buick Water Outlet
$10.97 MSRP:$19.84You Save: $8.87 (45%)
Dorman® Engine Coolant Thermostat Housing Assembly for Buick
PartNumber: 902-808Product Specifications- Bleeder Hole: No
- Bolt Hole Center To Bolt Hole Center: 2.21"; 2.73"; 2.83"
- Bolt Hole Quantity: 3
- Color/Finish: Black
- Flange Length: 3.47"
- Flange Thickness: 0.4"
- Flange Width: 2.65"
- Gasket Type: Gasket
- Grade Type: Regular
- Inside Diameter: 1.24"; 0.58"
- Material: Plastic
- Mounting Hardware Included: No
- OE Part Number: 55565336, 55579010, 55593034, 25200455
- Outlet Port Quantity: 1
- Thermostat Opening Temperature (F): 221 Degrees
- UPC: 037495332514
- Part Description: Buick Engine Coolant Thermostat Housing Assembly
$47.73
Four Seasons® Engine Coolant Water Outlet W O Thermostat for Buick
PartNumber: 85105Product Specifications- Bolt Hole Center To Bolt Hole Center: 2.625
- Gasket or Seal Included: Included
- Inlet Dia. IN: 0.973
- Material: Aluminum; Cast Iron
- Maximum Height: 1.585
- Meets / Exceeds OEM: Yes
- Mnt Flange Width IN: 0.322
- Style: w/o Thermostat
- Symetrical Base: No
- Thermostat Included: Not Included
- UPC: 096361851054
- Part Description: Buick Engine Coolant Water Outlet W O Thermostat
$17.37
Dorman® Engine Coolant Thermostat Housing Assembly for Buick
PartNumber: 902-2089Product Specifications- Bleeder Hole: No
- Bolt Hole Center To Bolt Hole Center: 3.4"
- Bolt Hole Quantity: 2
- Color/Finish: Natural
- Flange Length: 2.75"
- Flange Thickness: 0.438"
- Flange Width: 4.1"
- Gasket Type: Gasket
- Grade Type: Regular
- Inside Diameter: 0.97"
- Material: Metal
- Mounting Hardware Included: No
- OE Part Number: 12651603
- Outlet Port Quantity: 1
- Thermostat Opening Temperature (F): 195 Degrees
- UPC: 885484853409
- Part Description: Buick Engine Coolant Thermostat Housing Assembly
$41.67
Four Seasons® Engine Coolant Water Outlet W O Thermostat for Buick
PartNumber: 85096Product Specifications- Bolt Hole Center To Bolt Hole Center: 2.906
- Gasket or Seal Included: Not Included
- Material: Aluminum; Aluminum / Steel
- Meets / Exceeds OEM: Yes
- Style: w/o Thermostat
- Symetrical Base: No
- Thermostat Included: Not Included
- UPC: 096361850965
- Part Description: Buick Engine Coolant Water Outlet W O Thermostat
$18.76
OEM (Genuine) Buick Thermostat Unit
PartNumber: 12673413
Product Specifications- Item Dimensions: 6.2 x 5.1 x 5.1 inches
- Item Weight: 1.20 Pounds
- Fitment Type: Direct Replacement
- Replaces: 12669633, 12656949
- Replaced by: 25205818
- Part Description: Buick Thermostat Unit
$110.58 MSRP:$208.66You Save: $98.08 (48%)
Dorman® Engine Coolant Thermostat Housing Assembly for Buick
PartNumber: 902-2836Product Specifications- OE Part Number: 12600172, 12581594, 12568911, 8125815940, 8125689110, 8126001720
- Package Contents: 1 Thermostat Housing
- UPC: 889245054883
- Part Description: Buick Engine Coolant Thermostat Housing Assembly
$39.25
Four Seasons® Engine Coolant Water Outlet W O Thermostat for Buick
PartNumber: 85011Product Specifications- Bolt Hole Center To Bolt Hole Center: 3.250
- Gasket or Seal Included: Included
- Material: Aluminum
- Meets / Exceeds OEM: Yes
- Style: w/o Thermostat
- Symetrical Base: Yes
- Thermostat Included: Not Included
- UPC: 096361850118
- Part Description: Buick Engine Coolant Water Outlet W O Thermostat
$16.49
OEM (Genuine) Buick Thermostat Unit
PartNumber: 12587395
Product Specifications- Item Dimensions: 4.0 x 4.2 x 4.1 inches
- Item Weight: 0.50 Pounds
- Fitment Type: Direct Replacement
- Part Description: Buick Thermostat Unit
$9.72 MSRP:$17.58You Save: $7.86 (45%)
Dorman® Engine Coolant Thermostat Housing Assembly for Buick
PartNumber: 902-2094Product Specifications- Bleeder Hole: No
- Bolt Hole Center To Bolt Hole Center: 2.78"
- Bolt Hole Quantity: 2
- Color: Natural
- Flange Length: 3.69"
- Flange Thickness: 0.31"
- Flange Width: 2.59"
- Gasket Type: Gasket
- Grade Type: Regular
- Inside Diameter: 1.91"
- Material: Aluminum
- Mounting Hardware Included: No
- Outlet Port Quantity: 1
- Thermostat Opening Temperature: 180 Deg. F
- UPC: 889245083111
- Part Description: Buick Engine Coolant Thermostat Housing Assembly
$36.74
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Next >About Buick Thermostat Housing
Buick is a car maker of General Motors Corporation. Buick has consistently pushed the envelope of automotive design. During its development, many popular thermostat housing parts have been built. There are many types of thermostat housing parts like metal and plastic. The closed thermostat housing parts may be that the engine is not receiving the cooling effect it needs.
Buick provides a lot of great products. But after a long time, the worn parts might cause huge problems. The Buick thermostat housing parts are used to house the thermostat and help regulate the flow of coolant. Signs of bad Buick thermostat housing parts include coolant leaks, the engine overheating, the temperature gauge showing incorrect readings, and bad coolant flow. There are a lot of great and durable Buick products available on our website. There are much better and smarter products and devices online.