Motorad 463-183 Engine Coolant Thermostat

Reliable Engine Coolant Thermostat for Ford, Jaguar, and Lincoln

The Motorad Standard 463-183 engine coolant thermostat is designed to maintain optimal engine temperature for select Ford, Jaguar, and Lincoln models. Engineered with precision, this thermostat ensures efficient coolant flow and temperature regulation to support engine performance and longevity.

• Sealing flange outside diameter: 2.64 inches
• Height between flanges: 3.33 inches
• Overall height: 4.75 inches
• Start to open temperature: 183°F
• Bypass diameter: 1.38 inches
• Includes rubber gasket with O-ring seal
• Features jiggle pin weep hole for pressure relief
• Flange thickness: 0.05 inches
• One seal included; installation tool not included

Detailed Product Description

The Motorad Standard 463-183 thermostat is a standard type engine coolant thermostat designed to open at 183 degrees Fahrenheit, allowing coolant to circulate through the engine and radiator to maintain proper operating temperature. It features a sealing flange with a 2.64-inch outside diameter and a 0.05-inch flange thickness, ensuring a secure fit within the cooling system. The thermostat includes a rubber gasket with an O-ring seal to prevent leaks and a jiggle pin weep hole that helps release trapped air and pressure, improving coolant flow and system efficiency. With a bypass diameter of 1.38 inches and a height between flanges of 3.33 inches, this thermostat fits precisely in the cooling housing of compatible vehicles.

About the Motorad Standard Product Line

The Motorad Standard line offers reliable, OEM-quality replacement parts designed to meet original equipment specifications. The Standard series focuses on delivering consistent performance and durability for engine cooling components, making it suitable for routine maintenance and repairs. The 463-183 thermostat is part of this line, providing dependable temperature regulation for your vehicle’s cooling system.

Compatible Vehicles and Applications

This thermostat is compatible with various Ford, Jaguar, and Lincoln models, including:

• Ford Thunderbird
• Jaguar S-Type, XJ8, XJR, XK8, XKR
• Lincoln LS, Super V8, Vanden Plas

It is designed to replace the original thermostat in these vehicles, ensuring proper engine temperature control and preventing overheating or inefficient cooling.

Common Issues Addressed by This Thermostat

• Engine overheating due to stuck-closed thermostat
• Poor heater performance from stuck-open thermostat
• Coolant leaks caused by worn seals or gaskets
• Air trapped in cooling system affecting temperature regulation
• Inconsistent engine temperature leading to reduced fuel efficiency

Installation Notes and Tips

• Ensure the engine is cool before removing the old thermostat
• Clean the thermostat housing surface thoroughly before installation
• Replace the gasket and seal included with the thermostat to prevent leaks
• Verify the jiggle pin weep hole is unobstructed for proper air release
• Torque bolts to manufacturer specifications to avoid damage

Quality Assurance and Warranty

The Motorad Standard 463-183 thermostat is manufactured to meet strict quality standards, ensuring reliable operation and durability. It includes a rubber gasket with an O-ring seal for leak prevention. While specific warranty details are not provided, Motorad products typically adhere to industry quality controls to support vehicle cooling system integrity.