Motorad 383-192 Engine Coolant Thermostat

Heavy Duty Cooling Control

The Motorad Heavy Duty Thermostat 383-192 is an engine coolant thermostat built for demanding cooling systems. It uses OEM-quality materials and OE-supplier manufacturing standards to deliver consistent temperature control for Ford E-350 Econoline, E-350 Econoline Club Wagon, F-250, and F-350 applications.

This 192-degree thermostat includes a rubber seal, jiggle pin weep hole, and an offset design to support proper coolant flow and air evacuation. The copper case and wax compound are engineered for quick reaction to coolant temperature changes, helping maintain stable engine operating temperature.

Key Features

• Motorad Heavy Duty Thermostat, part number 383-192
• 192°F opening temperature
• OEM specifications and OE-supplier manufacturing process
• Copper case and wax compound for responsive temperature control
• Offset design with air relief valve and jiggle pin weep hole
• Rubber gasket/seal included
• Sealing flange outside diameter: 2.5 in.
• Bypass diameter: 1.30 in.
• Bypass length: 1.13 in.
• Flange thickness: 0.05 in.

Detailed Description

Motorad 383-192 is a heavy duty engine coolant thermostat designed for Ford cooling system service where accurate temperature regulation matters. The 192-degree calibration supports steady coolant flow control, while the copper case and wax element respond quickly to temperature changes for more consistent operation. The included rubber seal and OEM-style sealing details help support a proper installation on the listed Ford truck and van applications. This part cross-references Carlson 14259 and NGK 4259 for the same application.

Compatible With 1995 Ford E-350 Econoline, N/A; 1995 Ford E-350 Econoline Club Wagon, N/A; 1994-1995 Ford F-250, N/A; and 1994-1995 Ford F-350, N/A. The Motorad Heavy Duty Thermostat line is built for service conditions that demand OE-style fit and temperature control, making 383-192 a direct replacement choice for these Ford cooling applications.

Common Issues This Part Can Address

• Engine running cooler or hotter than the thermostat specification
• Delayed coolant circulation after cold start
• Temperature fluctuation during stop-and-go driving
• Thermostat sticking from age, corrosion, or wear
• Air trapped in the cooling system after service

Installation Notes

Verify the 192°F temperature rating and the listed Ford application before installation. Inspect the sealing surface, use the included rubber seal, and confirm the bypass dimensions and flange size match the housing. The jiggle pin weep hole and air relief valve should be oriented to help purge trapped air during refill. Always refill and bleed the cooling system according to the vehicle service procedure.

Quality Assurance

Manufactured to OEM specifications by an OE supplier using OEM-quality materials and safety standards. The copper case, wax compound, and OEM-style sealing details are selected to support reliable operation in demanding automotive cooling systems.