Motorad 4071-80 Engine Coolant Thermostat

Reliable Engine Cooling with Motorad Heavy Duty Thermostat 4071-80

The Motorad Heavy Duty Thermostat 4071-80 is engineered to maintain optimal engine temperature for a variety of vehicles. Designed with durable stainless steel and a precise 180°F opening temperature, this thermostat ensures consistent coolant flow and engine protection.

• Engine coolant thermostat with a start-to-open temperature of 180°F
• Constructed from corrosion-resistant stainless steel for durability
• Includes a rubber gasket/seal for secure, leak-free installation
• Bypass diameter of 1.34 inches and bypass length of 1.22 inches for proper coolant circulation
• Flange diameter of 2.85 inches and flange thickness of 0.1 inches for accurate fitment
• Height measures 2.35 inches, suitable for specific engine configurations

About the Motorad Heavy Duty Thermostat Line

The Heavy Duty Thermostat line by Motorad focuses on providing thermostats built to withstand demanding engine conditions. This product line emphasizes durability and precise temperature control, making it suitable for vehicles requiring reliable cooling system components. The 4071-80 model exemplifies these qualities with its stainless steel construction and integrated rubber gasket for enhanced sealing.

Product Details and Specifications

The Motorad 4071-80 thermostat is designed without a jiggle pin or weep hole, streamlining coolant flow through the engine’s cooling system. Its stainless steel body resists corrosion and wear, extending service life. The included rubber gasket ensures a tight seal between the thermostat housing and engine block, preventing leaks. With a bypass diameter of 1.34 inches and length of 1.22 inches, this thermostat supports proper coolant bypass flow, critical for engine warm-up and temperature regulation.

Common Applications and Problem Solving

• Prevents engine overheating by regulating coolant flow at 180°F
• Eliminates coolant leaks with included rubber gasket
• Supports consistent engine temperature for improved performance
• Replaces faulty or worn thermostats in compatible vehicles
• Helps avoid engine damage caused by improper coolant circulation

Installation Notes and Tips

Ensure the engine is cool before removing the old thermostat. Clean the thermostat housing surface thoroughly to remove old gasket material. Install the Motorad 4071-80 thermostat with the rubber gasket included, aligning the flange properly to avoid leaks. This thermostat does not include installation hardware or tools, so use appropriate hand tools for removal and installation. Verify compatibility with your vehicle’s make and model before installation.

Quality Assurance and Warranty

Motorad Heavy Duty Thermostats are manufactured to meet industry standards for durability and performance. The 4071-80 model is constructed from stainless steel and includes a rubber gasket to ensure reliable sealing. While specific warranty details are not provided, Motorad products typically adhere to quality control processes to support long-term engine cooling system reliability.