Description
Maintaining precise coolant temperature is critical for LS1 engine reliability and performance, especially under sustained high-rpm operation or track conditions. An undersized or failing thermostat can lead to overcooling, poor fuel atomization, and increased wear on internal components. The Mr. Gasket 180-degree thermostat is engineered to hold your LS1 in its optimal thermal operating window, ensuring consistent power delivery and engine longevity.
This brass and copper construction thermostat is a direct fit for GM LS-series engines and features the precision tolerances required for accurate temperature regulation. Installation is straightforward—a simple bolt-on replacement that requires no modifications to your cooling system.
- 180-degree opening temperature
- Brass and copper construction
- GM LS-series fitment
- Direct replacement
- Bolt-on installation
- MPN: 6368
- Quantity: Single unit






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