Calorstat TH6246.88J Engine Coolant Thermostat

Engine Coolant Thermostat Overview

Calorstat TH6246.88J is a standard engine coolant thermostat for Jaguar cooling system service. It is built with a rubber seal and includes a gasket or seal for a direct replacement-style repair.

Key Features

• Standard thermostat design for coolant temperature control
• Starts to open at 190.0 degrees for regulated engine warm-up
• Rubber seal with gasket included for sealing at the housing interface
• 2.63 sealing flange outside diameter for application-specific fitment
• Calorstat TH6246.88J for cooling system maintenance and replacement

Detailed Description

This engine coolant thermostat helps regulate coolant flow so the engine reaches and maintains operating temperature as intended. The 190.0-degree start-to-open rating makes it a fitment-specific service part for Jaguar cooling system repairs, including Jaguar Vanden Plas, Jaguar XJ6, Jaguar XJR, and Jaguar XJS applications listed for this part number TH6246.88J. The standard design, rubber seal, and included gasket or seal support a clean thermostat housing service when replacing a worn or sticking unit.

Calorstat TH6246.88J is referenced for 1995-1997 Jaguar Vanden Plas, 1995-1997 Jaguar XJ6, 1995-1997 Jaguar XJR, and 1995-1996 Jaguar XJS. This part cross-references EBC3621 and JLM322 for the same application.

What It Is Used For

• Engine running too cool or taking too long to warm up
• Temperature fluctuation caused by a thermostat that opens inconsistently
• Coolant flow control issues during normal engine operation
• Thermostat housing service where a sealing gasket is needed

Installation Notes and Tips

Verify the thermostat housing dimensions and temperature rating before installation. Replace the thermostat during cooling system service when the original unit shows signs of sticking, delayed opening, or poor temperature control. Confirm the gasket or seal seats evenly and the housing surfaces are clean before reassembly.

Quality Assurance

Use this part number TH6246.88J as a direct reference when matching the thermostat to the listed Jaguar applications. Calorstat cooling system components are selected for application-specific replacement service.