Motorad 281-180 Engine Coolant Thermostat

Reliable Engine Coolant Thermostat for Select Vehicles

The Motorad Standard 281-180 engine coolant thermostat is designed to maintain optimal engine temperature for a range of vehicles including Toyota Camry, Lexus ES350, and Ford Taurus. Engineered to open at 180 degrees Fahrenheit, this thermostat ensures efficient coolant flow and engine performance.

• Standard type thermostat with jiggle pin weep hole for air bleeding
• Sealing flange outside diameter: 2.2 inches
• Height between flanges: 1.71 inches; overall height: 2.44 inches
• Bypass diameter: 1.14 inches; bypass length: 1.74 inches
• Flange thickness: 0.05 inches; no gasket or seal included
• Start to open temperature: 180°F for consistent engine temperature regulation

About the Motorad Standard Product Line

The Motorad Standard line offers dependable engine cooling components designed to meet OEM specifications. The 281-180 thermostat is part of this line, providing a balance of quality and compatibility for various makes and models. This ensures reliable operation within the cooling system without requiring additional installation tools or seals.

Product Details and Specifications

This engine coolant thermostat features a jiggle pin weep hole that allows trapped air to escape, preventing air pockets in the cooling system. The thermostat opens at 180 degrees Fahrenheit, which is critical for maintaining proper engine temperature and preventing overheating. Its sealing flange outside diameter of 2.2 inches and flange thickness of 0.05 inches ensure a secure fit within the housing. The bypass diameter and length (1.14 inches and 1.74 inches respectively) facilitate proper coolant circulation during engine warm-up.

Compatible Vehicles and Applications

• Compatible with Toyota models such as Camry, Corolla, 4Runner, Highlander, Tacoma, and RAV4
• Fits Lexus ES250, ES300, ES330, ES350, RX300, RX330, RX350, RX400h, RX450h, SC400, LS400
• Suitable for Ford Taurus and Dodge models including the T100 and Mighty Max
• Also compatible with Mitsubishi Galant, Eclipse, Lancer, Outlander, and Pontiac Vibe
• Fits Scion tC, xB, and xD models

Common Issues Addressed by This Thermostat

• Engine overheating due to thermostat failure
• Poor engine warm-up performance
• Coolant flow restriction causing temperature fluctuations
• Air pockets in the cooling system affecting temperature regulation
• Inconsistent engine temperature leading to reduced fuel efficiency

Installation Notes and Tips

This thermostat does not include a gasket or seal, so ensure the existing gasket is in good condition or replace it during installation. No installation tool is included, but standard tools for thermostat replacement are sufficient. Verify the sealing flange diameter and flange thickness to confirm compatibility with your vehicle’s housing. Properly bleed the cooling system after installation to remove air pockets, utilizing the jiggle pin weep hole feature.

Quality Assurance and Warranty

The Motorad Standard 281-180 thermostat is manufactured to meet OEM standards for durability and performance. While specific warranty details are not provided, Motorad products typically adhere to industry quality controls to ensure reliable operation within the engine cooling system.