Stant 13788 Engine Coolant Thermostat

OE Type Thermostat for Engine Cooling

Stant 13788 is an OE Type Thermostat built for precise engine coolant temperature control in a wide range of Chrysler, Dodge, Plymouth, Chevrolet, and Pontiac applications. This 180 degree thermostat uses an original equipment design and a stainless steel assembly to support smooth operation and long service life.

Compatible With 1976-1995 vehicles including Dodge Caravan, Dodge Dakota, Dodge Spirit, Plymouth Acclaim, and Chrysler LeBaron applications, Stant 13788 is a direct-fit cooling system service part for drivers replacing a worn or sticking thermostat. The 13788 part number is also referenced for alternate-temperature OE-style replacement needs in multiple legacy platforms.

Key Features

• 180 degree engine coolant thermostat
• OE Type Thermostat design for factory-style fit and function
• Durable construction for long service life
• Stainless steel assembly engineered for smooth performance
• Flange diameter without seal: 1.805 in.
• Height from flange to bottom: 0.81 in.
• Height from flange to top of bridge: 0.64 in.

Product Details

Stant OE Type Thermostat 13788 is designed to regulate coolant flow at 180 degrees Fahrenheit, helping the engine reach and maintain operating temperature in the intended range. That makes it a practical replacement for older cooling systems in vehicles such as Dodge Caravan, Dodge Dakota, and Plymouth Voyager, as well as Chrysler LeBaron and Dodge Aries applications. The OE-style construction and stainless steel assembly are selected to deliver consistent movement and dependable temperature control in everyday driving.

This part cross-references replacement numbers 13388 and 45788 for the same application.

Common Cooling Issues This Part Can Address

• Engine running too cool or taking too long to warm up
• Temperature fluctuations caused by a sticking thermostat
• Reduced heater performance during cold-weather operation
• Overheating caused by restricted thermostat movement
• Cooling system service on older Chrysler, Dodge, Plymouth, Chevrolet, and Pontiac models

Installation Notes and Tips

• Verify the 180 degree temperature rating before installation.
• Confirm flange diameter and overall height against the removed thermostat.
• Inspect the thermostat housing, gasket surface, and coolant condition during service.
• Bleed air from the cooling system after installation to help prevent temperature irregularities.
• Use the vehicle-specific fitment list to confirm the exact year and model match.

Quality Assurance

Stant builds this thermostat with an original equipment design and durable materials for long-term cooling system service. The stainless steel assembly is engineered for smooth performance, supporting consistent thermostat operation in the listed applications.