Motorad 427-180 Engine Coolant Thermostat

Reliable Engine Coolant Thermostat for Nissan, Infiniti, and Suzuki

The Motorad Standard 427-180 engine coolant thermostat is designed to maintain optimal engine temperature for a range of vehicles including Nissan Altima, Pathfinder, and Infiniti QX60. This thermostat ensures precise temperature regulation starting at 180°F, helping to protect your engine from overheating or inefficient cooling.

• Sealing flange outside diameter: 2.13 inches
• Standard type thermostat with jiggle pin weep hole
• Includes a rubber O-ring gasket for secure sealing
• Start to open temperature: 180°F for consistent engine performance
• Bypass diameter: 1.09 inches and bypass length: 1.26 inches
• Flange thickness: 0.05 inches for proper fitment
• Compatible with Nissan, Infiniti, and Suzuki models

Detailed Features of Motorad Standard 427-180 Thermostat

The Motorad Standard product line offers dependable engine cooling components designed to meet OEM specifications. The 427-180 thermostat features a jiggle pin weep hole that allows trapped air to escape, preventing air pockets in the cooling system. Its rubber O-ring gasket ensures a tight seal between the thermostat housing and engine, reducing the risk of coolant leaks. The thermostat opens at 180 degrees Fahrenheit, which is critical for maintaining the correct engine operating temperature and improving fuel efficiency. The bypass diameter and length are engineered to allow proper coolant flow during warm-up phases, supporting engine longevity.

Compatible Vehicles and Applications

This engine coolant thermostat is compatible with various Nissan, Infiniti, and Suzuki models, including:

• Nissan Altima, Frontier, Murano, Pathfinder, Rogue, Rogue Select, Sentra, X-Trail
• Infiniti QX60
• Suzuki Equator and NV350 Urvan

It is designed to replace original equipment thermostats in these vehicles, ensuring proper fit and function.

Common Issues Addressed by This Thermostat

• Engine overheating due to thermostat failure
• Coolant leaks caused by worn or damaged seals
• Poor engine warm-up performance
• Inconsistent engine temperature regulation
• Air trapped in the cooling system causing hot spots

Installation Notes and Tips

Installation of the Motorad Standard 427-180 thermostat requires removal of the old thermostat and cleaning of the housing surface. The included rubber O-ring gasket should be properly seated to prevent leaks. No special installation tool is included, so standard hand tools are sufficient. Ensure the jiggle pin is positioned correctly to allow air to escape during coolant system bleeding. Verify the thermostat opens at the specified temperature to confirm proper operation after installation.

Quality Assurance and Warranty

Motorad Standard thermostats are manufactured to meet industry standards for durability and performance. The 427-180 thermostat includes a high-quality rubber seal and precision components to ensure reliable operation. While specific warranty details are not provided, Motorad products typically adhere to strict quality control processes to support long-term vehicle performance.