Motorad 239-192 Engine Coolant Thermostat

Reliable Engine Coolant Thermostat for Select Buick and Chevrolet Models

The Motorad Standard 239-192 engine coolant thermostat is designed to maintain optimal engine temperature for a range of vehicles including Buick, Chevrolet, Oldsmobile, Pontiac, and Suzuki models. Engineered to open at 192 degrees Fahrenheit, this thermostat ensures efficient coolant flow and engine performance.

• Sealing flange outside diameter: 1.73 inches
• Height between flanges: 1.05 inches
• Overall height: 1.5 inches
• Flange thickness: 0.05 inches
• Standard type thermostat with jiggle pin weep hole
• Start to open temperature: 192°F
• Gasket or seal not included
• Installation tool not included

About the Motorad Standard Product Line

The Motorad Standard line offers dependable engine cooling components designed to meet OEM specifications. The 239-192 thermostat is part of this line, providing consistent temperature regulation and durability for compatible vehicles. This product line focuses on standard fit and function, making it suitable for routine maintenance and replacement needs.

Product Details and Compatibility

This engine coolant thermostat is compatible with various Buick models such as the LeSabre, Lucerne, LaCrosse, and Park Avenue, as well as Chevrolet models including the Camaro, Impala, Lumina, and Monte Carlo. It also fits Oldsmobile 88 and 98, Pontiac Firebird, Grand Prix, and Riviera, plus Suzuki Swift and other models. The thermostat features a jiggle pin weep hole to allow air to escape during coolant flow, helping prevent air pockets and ensuring smooth operation.

Common Issues Addressed by This Thermostat

• Engine overheating due to stuck closed thermostat
• Poor heater performance from improper coolant flow
• Engine running too cool, affecting fuel efficiency
• Coolant leaks around the thermostat housing flange
• Air trapped in the cooling system causing hot spots

Installation Notes and Tips

Before installation, ensure the engine is cool and the cooling system is depressurized. Clean the thermostat housing flange area thoroughly to ensure a proper seal. Note that this thermostat does not include a gasket or seal, so a compatible gasket must be sourced separately. The Motorad 239-192 does not come with an installation tool, so use appropriate hand tools and follow vehicle-specific service manual instructions for removal and installation.

Quality Assurance and Warranty

Motorad Standard thermostats are manufactured to meet industry standards for durability and performance. While specific warranty details are not provided, Motorad products typically adhere to quality control processes to ensure reliable operation within specified temperature ranges. The 239-192 thermostat is engineered to open at 192 degrees Fahrenheit, maintaining consistent engine temperature regulation for the listed vehicle applications.