Motorad 423-195 Engine Coolant Thermostat

Reliable Engine Coolant Thermostat for Chevrolet, Ford, GMC, and Hummer

The Motorad Standard 423-195 engine coolant thermostat is designed to maintain optimal engine temperature for a range of Chevrolet, Ford, GMC, and Hummer vehicles. Engineered with precision, this thermostat ensures efficient coolant flow and temperature regulation to support engine performance and longevity.

• Standard type engine coolant thermostat with a 195°F start to open temperature
• Sealing flange outside diameter of 2.12 inches and height between flanges of 1.16 inches
• Includes a rubber gasket with an O-ring seal for secure installation
• Features a jiggle pin weep hole to prevent air lock and ensure proper coolant circulation
• Flange thickness of 0.03 inches and overall height of 1.66 inches

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 reliable performance and fitment for a variety of vehicle makes and models, including Chevrolet, Ford, GMC, and Hummer trucks and SUVs. The 423-195 thermostat is part of this line, providing consistent temperature control and durability for your engine cooling system.

Product Details and Specifications

The Motorad Standard 423-195 thermostat opens at 195 degrees Fahrenheit, ensuring your engine reaches and maintains the correct operating temperature. The thermostat includes a rubber gasket with an O-ring seal to prevent leaks and maintain a tight seal within the cooling system. The jiggle pin weep hole allows trapped air to escape, reducing the risk of overheating caused by air pockets. With a sealing flange outside diameter of 2.12 inches and a flange thickness of 0.03 inches, this thermostat fits securely in the housing. Its height between flanges is 1.16 inches, with an overall height of 1.66 inches, designed to match OEM dimensions for proper fitment.

Compatible Vehicles and Applications

• Chevrolet C1500, C1500 Suburban, C2500, C2500 Suburban, C3500, Tahoe, Yukon
• Ford F-150, F-250, F-350, E-250 Econoline, E-250 Econoline Club Wagon, E-350 Econoline, E-350 Econoline Club Wagon
• GMC K1500, K1500 Suburban, K2500, K2500 Suburban, K3500, Sierra 2500, Sierra 3500
• Hummer H1
• Express 2500, Express 3500, G30, P30, P3500, Savana 2500, Savana 3500

Common Issues Addressed by This Thermostat

• Engine overheating due to thermostat failure or sticking
• Coolant leaks caused by worn or damaged seals
• Air pockets in the cooling system leading to inefficient coolant flow
• Inconsistent engine temperature regulation affecting performance
• Premature engine wear from improper coolant circulation

Installation Notes and Tips

Before installation, ensure the engine is cool and the cooling system is depressurized. Remove the old thermostat and clean the housing surface thoroughly to prevent leaks. The included rubber gasket with O-ring seal should be positioned correctly to maintain a tight seal. The jiggle pin weep hole must be oriented properly to allow air to escape. No special installation tools are included, so use appropriate hand tools and follow vehicle-specific service manuals for torque specifications.

Quality Assurance and Warranty

The Motorad Standard 423-195 thermostat is manufactured to meet or exceed OEM standards for fit and function. It includes a high-quality rubber gasket and O-ring seal to ensure leak-free operation. While specific warranty details are not provided, Motorad products typically undergo rigorous quality control to ensure reliability and durability in demanding automotive applications.