Motorad 7298-180 Engine Coolant Thermostat

Reliable Engine Coolant Thermostat for Lexus, Toyota, and More

The Motorad Fail-Safe 7298-180 engine coolant thermostat is designed to maintain optimal engine temperature for a range of vehicles including Lexus, Toyota, Mitsubishi, and Scion models. Engineered to open at 180 degrees Fahrenheit, this thermostat ensures efficient coolant flow and engine performance.

• Sealing flange outside diameter: 2.2 inches
• Bypass diameter: 1.09 inches with a length of 1.34 inches
• Flange thickness: 0.05 inches for precise fitment
• Includes jiggle pin weep hole for pressure regulation
• Compatible with multiple makes and models such as Lexus GS300, Toyota Tacoma, and Mitsubishi Lancer

Detailed Product Features and Specifications

The Motorad Fail-Safe 7298-180 thermostat is built to exacting standards to regulate engine temperature at 180°F, helping prevent overheating and ensuring efficient engine operation. The 2.2-inch sealing flange outside diameter and 0.05-inch flange thickness provide a secure and accurate fit within the thermostat housing. The included jiggle pin weep hole allows trapped air to escape, reducing the risk of air pockets that can affect cooling system performance. The bypass diameter of 1.09 inches and length of 1.34 inches facilitate proper coolant circulation during thermostat operation.

Compatible Vehicles and Applications

This engine coolant thermostat is compatible with a variety of vehicles, including but not limited to:

• Lexus GS300, IS300, SC300
• Toyota 4Runner, Tacoma, Supra, Prius, Echo, Hilux, Hiace, T100, Previa, xA, xB, Yaris
• Mitsubishi Lancer, Outlander
• Scion xA, xB

It is designed to replace original equipment thermostats in these models, ensuring proper engine temperature control and reliable performance.

Common Issues Addressed by This Thermostat

• Engine overheating due to thermostat failure
• Poor engine warm-up times affecting fuel efficiency
• Coolant flow restrictions causing temperature fluctuations
• Air pockets in the cooling system reducing heat transfer
• Inconsistent engine temperature leading to increased emissions

Installation Notes and Tips

Installation of the Motorad Fail-Safe 7298-180 thermostat requires removal of the existing thermostat and housing. Note that this part does not include a gasket or seal, so a compatible gasket should be sourced separately. No installation tool is included, so standard automotive tools will be necessary. Ensure the jiggle pin weep hole is oriented correctly to allow air to escape during coolant system bleeding. Verify fitment with your specific vehicle model before installation.

Quality Assurance and Warranty

Motorad's Fail-Safe product line is engineered for durability and consistent performance under demanding conditions. While specific warranty details for part number 7298-180 are not provided, Motorad products typically meet or exceed OEM specifications for engine coolant thermostats. This thermostat is manufactured to provide reliable temperature regulation and long service life in compatible Lexus, Toyota, Mitsubishi, and Scion vehicles.