Motorad 268-192 Engine Coolant Thermostat

Reliable Engine Coolant Thermostat for Infiniti, Nissan, Mercury Vehicles

The Motorad Standard 268-192 engine coolant thermostat is designed to maintain optimal engine temperature for select Infiniti, Nissan, and Mercury models. Engineered to open at 192 degrees Fahrenheit, this thermostat helps regulate coolant flow and prevent overheating or inefficient engine performance.

• Sealing flange outside diameter: 2.52 inches
• Bypass diameter: 0.98 inches
• Bypass length: 1.88 inches
• Flange thickness: 0.05 inches
• Temperature rating: 192°F (degree)
• Compatible with multiple Infiniti, Nissan, and Mercury models

About the Motorad Standard Product Line

The Motorad Standard line offers dependable engine cooling components designed to meet OEM specifications. This product line focuses on providing quality replacement parts that ensure proper fit and function without additional installation tools or seals. The 268-192 thermostat is part of this line, delivering consistent temperature control for your vehicle's cooling system.

Product Details and Specifications

This engine coolant thermostat features a sealing flange with an outside diameter of 2.52 inches, ensuring a secure fit within the cooling system housing. The bypass diameter measures 0.98 inches with a bypass length of 1.88 inches, allowing controlled coolant circulation when the thermostat is closed. The flange thickness is 0.05 inches, contributing to a precise seal and proper installation. The thermostat opens at 192 degrees Fahrenheit, which is critical for maintaining engine temperature within the optimal range for performance and emissions control.

Compatible Vehicles and Applications

• Infiniti models: 200SX, 300ZX, J30, M30, Q45, QX4
• Nissan models: D21, Frontier, Maxima, Pathfinder, Pickup, Quest, Xterra
• Mercury model: Villager

This thermostat is designed specifically for these vehicles to ensure proper engine temperature regulation and cooling system efficiency.

Common Issues Addressed by This Thermostat

• Engine overheating due to thermostat failure
• Poor engine warm-up times affecting fuel efficiency
• Coolant flow restriction causing engine damage
• Inconsistent engine temperature leading to emission problems
• Thermostat stuck open or closed causing performance issues

Installation Notes and Tips

When installing the Motorad Standard 268-192 thermostat, ensure the sealing flange is clean and free of debris for a proper seal. This thermostat does not include a gasket or seal, so use the existing or a new compatible gasket as required. Verify the bypass dimensions match the vehicle specifications to maintain correct coolant flow. No special installation tools are included or required, but follow manufacturer torque specifications for the housing bolts.

Quality Assurance and Warranty

Motorad Standard thermostats are manufactured to meet or exceed OEM 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 Infiniti, Nissan, and Mercury vehicles.