Motorad 7474-180 Engine Coolant Thermostat

Reliable Engine Coolant Thermostat for Buick, Chevrolet, Oldsmobile, and Pontiac

The Motorad Fail-Safe 7474-180 engine coolant thermostat is designed to maintain optimal engine temperature for select Buick, Chevrolet, Oldsmobile, and Pontiac models. Engineered to open at 180 degrees Fahrenheit, this thermostat helps regulate coolant flow and supports efficient engine performance.

• Engine coolant thermostat with a 180°F opening temperature
• Sealing flange outside diameter: 1.73 inches
• Flange thickness: 0.05 inches for precise fitment
• No gasket or seal included
• No jiggle pin weep hole
• Compatible with Buick Achieva, Chevrolet Cavalier, Malibu, Oldsmobile Alero, Pontiac Grand Am, Skylark, and Sunfire

Product Details and Specifications

This Motorad Fail-Safe 7474-180 thermostat is built to exacting standards to ensure consistent engine temperature control. The thermostat opens at 180 degrees Fahrenheit, allowing coolant to circulate through the engine and radiator once the engine reaches operating temperature. The sealing flange has an outside diameter of 1.73 inches and a flange thickness of 0.05 inches, ensuring a secure and proper fit within the thermostat housing. This part does not include a gasket or seal, and it lacks a jiggle pin weep hole, which is typical for certain engine designs.

Fail-Safe Product Line Overview

The Motorad Fail-Safe product line focuses on dependable engine cooling components designed to meet or exceed OEM specifications. The Fail-Safe line emphasizes durability and precise temperature regulation, which is critical for maintaining engine efficiency and preventing overheating. The 7474-180 thermostat is part of this line, offering reliable performance for the specified GM vehicles.

Compatible Vehicles and Common Applications

• Buick Achieva engine temperature regulation
• Chevrolet Cavalier and Malibu cooling system maintenance
• Oldsmobile Alero thermostat replacement
• Pontiac Grand Am, Skylark, and Sunfire engine coolant control
• Helps prevent engine overheating and poor fuel economy

Installation Notes and Tips

• Ensure the thermostat housing is clean and free of debris before installation
• Verify the sealing flange dimensions match the vehicle’s specifications
• Use a new gasket or seal as this part does not include one
• Check coolant levels and system pressure after installation
• Follow vehicle manufacturer torque specifications for housing bolts

Quality Assurance and Warranty

Motorad’s Fail-Safe thermostats are manufactured to meet industry standards for durability and performance. While specific warranty details are not provided, Motorad products typically undergo rigorous quality control to ensure reliable operation in compatible Buick, Chevrolet, Oldsmobile, and Pontiac models.