HomeBelts and Cooling > Thermostat and HousingMotorad 226-160 Engine Coolant Thermostat
Part #: 226-160

Motorad 226-160 Engine Coolant Thermostat

Standard
⚙️ 65 vehicles fit this part
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OE Direct Replacement — Bolt-on fit, no modifications needed
📦Standard
🚗Fitment: Cadillac, Commercial Chassis, DeVille, Eldorado, Fleetwood, and Seville
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Reliable Engine Coolant Thermostat for Cadillac Models

The Motorad Standard 226-160 engine coolant thermostat is designed to maintain optimal engine temperature for select Cadillac vehicles. Engineered for precision, this thermostat ensures efficient coolant flow and temperature regulation in your Cadillac Commercial Chassis, DeVille, Eldorado, Fleetwood, and Seville models.

  • Sealing flange outside diameter: 2.12 inches for secure fitment
  • Bypass diameter of 0.93 inches and bypass length of 1.08 inches for proper coolant circulation
  • Flange thickness of 0.06 inches for durability and stability
  • Operates at a temperature of 160 degrees Fahrenheit for accurate engine temperature control
  • Does not include gasket or seal, and no jiggle pin weep hole

About the Motorad Standard Product Line

The Motorad Standard line offers dependable engine cooling components designed to meet OEM specifications. This product line focuses on delivering consistent performance and fitment for a range of vehicles, including Cadillac models. The 226-160 thermostat is part of this line, providing a balance of quality and value for engine cooling system maintenance.

Detailed Product Description

This engine coolant thermostat features a 2.12-inch sealing flange outside diameter, ensuring a tight and secure connection within the cooling system. The bypass diameter of 0.93 inches and bypass length of 1.08 inches facilitate proper coolant flow, preventing overheating and maintaining engine efficiency. With a flange thickness of 0.06 inches, the thermostat offers structural integrity under operating conditions. Designed to open at 160 degrees Fahrenheit, it helps regulate engine temperature precisely, protecting your Cadillac Commercial Chassis, DeVille, Eldorado, Fleetwood, and Seville from temperature-related damage.

Common Applications and Issues Addressed

  • Prevents engine overheating by regulating coolant flow
  • Helps maintain consistent engine operating temperature
  • Reduces risk of coolant leaks due to proper sealing flange size
  • Supports efficient engine warm-up and fuel economy
  • Addresses thermostat failure symptoms such as engine overheating or poor heater performance

Installation Notes and Tips

Ensure the thermostat housing is clean and free of debris before installation. Since this part does not include a gasket or seal, use a compatible gasket to prevent leaks. Verify the thermostat orientation matches the original part for proper operation. No special installation tools are required, but follow manufacturer torque specifications for the housing bolts to avoid damage.

Quality Assurance and Warranty

The Motorad Standard 226-160 thermostat is manufactured to meet industry standards for durability and performance. While specific warranty details are not provided, Motorad products typically adhere to quality control processes to ensure reliable operation in compatible Cadillac models.

BrandMotorad
Part Number226-160
PositionStandard
Sealing Flange Outside Diameter2.12
Gasket Or Seal IncludedNo
Jiggle Pin Weep HoleNo
Bypass Diameter0.93 in
Bypass Length1.08 in
Flange Thickness0.06 in
Installation Tool IncludedNo
Temperature160 deg. f
Temperature (Degree)160

This part fits 65 vehicles. Search below:

YearMakeModelLitersCylindersPositionNotes
1984CadillacCommercial Chassis6.0LV8N/AAlternative engine coolant thermostat available with 160°F option.; Standard
1984CadillacFleetwood6.0LV8N/AAlternative engine coolant thermostat available with 160°F option.; Standard
1983CadillacCommercial Chassis6.0LV8N/AAlternative engine coolant thermostat available with 160°F option.; Standard
1983CadillacFleetwood6.0LV8N/AAlternative engine coolant thermostat available with 160°F option.; Standard
1982CadillacCommercial Chassis6.0LV8N/AAlternative engine coolant thermostat available with 160°F option.; Standard
1982CadillacFleetwood6.0LV8N/AAlternative engine coolant thermostat available with 160°F option.; Standard
1981CadillacCommercial Chassis6.0LV8N/AAlternative engine coolant thermostat available with 160°F option.; Standard
1981CadillacDeVille6.0LV8N/AAlternative engine coolant thermostat available with 160°F option.; Standard
1981CadillacEldorado6.0LV8N/AAlternative engine coolant thermostat available with 160°F option.; Standard
1981CadillacFleetwood6.0LV8N/AAlternative engine coolant thermostat available with 160°F option.; Standard
1981CadillacSeville6.0LV8N/AAlternative engine coolant thermostat available with 160°F option.; Standard
1980CadillacCommercial Chassis6.0LV8N/AAlternative engine coolant thermostat available with 160°F option.; Standard
1980CadillacDeVille6.0LV8N/AAlternative engine coolant thermostat available with 160°F option.; Standard
1980CadillacEldorado6.0LV8N/AAlternative engine coolant thermostat available with 160°F option.; Standard
1980CadillacFleetwood6.0LV8N/AAlternative engine coolant thermostat available with 160°F option.; Standard
1980CadillacSeville6.0LV8N/AAlternative engine coolant thermostat available with 160°F option.; Standard
1980CadillacSeville5.7LV8N/AAlternative engine coolant thermostat available with 160°F option.; Standard
1979CadillacCommercial Chassis7.0LV8N/AAlternative engine coolant thermostat available with 160°F option.; Standard
1979CadillacDeVille7.0LV8N/AAlternative engine coolant thermostat available with 160°F option.; Standard
1979CadillacDeVille5.7LV8N/AAlternative engine coolant thermostat available with 160°F option.; Standard
1979CadillacFleetwood7.0LV8N/AAlternative engine coolant thermostat available with 160°F option.; Standard
1978CadillacCommercial Chassis7.0LV8N/AAlternative engine coolant thermostat available with 160°F option.; Standard
1978CadillacDeVille7.0LV8N/AAlternative engine coolant thermostat available with 160°F option.; Standard
1978CadillacEldorado7.0LV8N/AAlternative engine coolant thermostat available with 160°F option.; Standard
1978CadillacFleetwood7.0LV8N/AAlternative engine coolant thermostat available with 160°F option.; Standard
1977CadillacCommercial Chassis7.0LV8N/AAlternative engine coolant thermostat available with 160°F option.; Standard
1977CadillacDeVille7.0LV8N/AAlternative engine coolant thermostat available with 160°F option.; Standard
1977CadillacEldorado7.0LV8N/AAlternative engine coolant thermostat available with 160°F option.; Standard
1977CadillacFleetwood7.0LV8N/AAlternative engine coolant thermostat available with 160°F option.; Standard
1976CadillacCommercial Chassis8.2LV8N/AAlternative engine coolant thermostat available with 160°F option.; Standard
1976CadillacDeVille8.2LV8N/AAlternative engine coolant thermostat available with 160°F option.; Standard
1976CadillacEldorado8.2LV8N/AAlternative engine coolant thermostat available with 160°F option.; Standard
1976CadillacFleetwood8.2LV8N/AAlternative engine coolant thermostat available with 160°F option.; Standard
1975CadillacCommercial Chassis8.2LV8N/AAlternative engine coolant thermostat available with 160°F option.; Standard
1975CadillacDeVille8.2LV8N/AAlternative engine coolant thermostat available with 160°F option.; Standard
1975CadillacEldorado8.2LV8N/AAlternative engine coolant thermostat available with 160°F option.; Standard
1975CadillacFleetwood8.2LV8N/AAlternative engine coolant thermostat available with 160°F option.; Standard
1974CadillacCommercial Chassis7.7LV8N/AAlternative engine coolant thermostat available with 160°F option.; Standard
1974CadillacDeVille7.7LV8N/AAlternative engine coolant thermostat available with 160°F option.; Standard
1974CadillacEldorado8.2LV8N/AAlternative engine coolant thermostat available with 160°F option.; Standard
1974CadillacFleetwood7.7LV8N/AAlternative engine coolant thermostat available with 160°F option.; Standard
1973CadillacCommercial Chassis7.7LV8N/AAlternative engine coolant thermostat available with 160°F option.; Standard
1973CadillacDeVille7.7LV8N/AAlternative engine coolant thermostat available with 160°F option.; Standard
1973CadillacEldorado8.2LV8N/AAlternative engine coolant thermostat available with 160°F option.; Standard
1973CadillacFleetwood7.7LV8N/AAlternative engine coolant thermostat available with 160°F option.; Standard
1972CadillacCommercial Chassis7.7LV8N/AAlternative engine coolant thermostat available with 160°F option.; Standard
1972CadillacDeVille7.7LV8N/AAlternative engine coolant thermostat available with 160°F option.; Standard
1972CadillacEldorado8.2LV8N/AAlternative engine coolant thermostat available with 160°F option.; Standard
1972CadillacFleetwood7.7LV8N/AAlternative engine coolant thermostat available with 160°F option.; Standard
1971CadillacCommercial Chassis7.7LV8N/AAlternative engine coolant thermostat available with 160°F option.; Standard
1971CadillacDeVille7.7LV8N/AAlternative engine coolant thermostat available with 160°F option.; Standard
1971CadillacEldorado8.2LV8N/AAlternative engine coolant thermostat available with 160°F option.; Standard
1971CadillacFleetwood7.7LV8N/AAlternative engine coolant thermostat available with 160°F option.; Standard
1970CadillacCommercial Chassis7.7LV8N/AAlternative engine coolant thermostat available with 160°F option.; Standard
1970CadillacDeVille7.7LV8N/AAlternative engine coolant thermostat available with 160°F option.; Standard
1970CadillacEldorado8.2LV8N/AAlternative engine coolant thermostat available with 160°F option.; Standard
1970CadillacFleetwood7.7LV8N/AAlternative engine coolant thermostat available with 160°F option.; Standard
1969CadillacCommercial Chassis7.7LV8N/AAlternative engine coolant thermostat available with 160°F option.; Standard
1969CadillacDeVille7.7LV8N/AAlternative engine coolant thermostat available with 160°F option.; Standard
1969CadillacEldorado7.7LV8N/AAlternative engine coolant thermostat available with 160°F option.; Standard
1969CadillacFleetwood7.7LV8N/AAlternative engine coolant thermostat available with 160°F option.; Standard
1968CadillacCommercial Chassis7.7LV8N/AAlternative engine coolant thermostat available with 160°F option.; Standard
1968CadillacDeVille7.7LV8N/AAlternative engine coolant thermostat available with 160°F option.; Standard
1968CadillacEldorado7.7LV8N/AAlternative engine coolant thermostat available with 160°F option.; Standard
1968CadillacFleetwood7.7LV8N/AAlternative engine coolant thermostat available with 160°F option.; Standard

* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.

This part directly replaces or is cross-referenced with the following part numbers:

160-662226-1602266034569226160NI

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.