ACDelco 131-200 GM Original Equipment Engine Coolant Thermostat - Kit

The ACDelco 131-200 is a GM Original Equipment engine coolant thermostat kit designed to regulate coolant flow and maintain optimal engine operating temperature. This complete kit includes both the thermostat and gasket, providing all necessary components for a proper replacement.

Key Features:

• 221-degree Fahrenheit opening temperature for precise temperature control
• 1.36-inch sealing flange outer diameter for proper fitment
• Jiggle pin weep hole design helps purge air from the cooling system
• Complete kit includes thermostat and gasket for hassle-free installation
• GM-recommended replacement part manufactured to original equipment specifications
• Designed and engineered to meet rigorous General Motors standards

This original equipment thermostat kit controls the flow of coolant through the radiator to enable the engine to reach and maintain its normal operating temperature. Manufactured to provide the same performance, durability, and service life you expect from General Motors, this thermostat ensures optimal engine efficiency and helps prevent overheating. A properly functioning thermostat is essential for fuel economy, as engines running without proper temperature regulation may use 10-20 percent more fuel.