Edelbrock 8604 High Flow Thermostat 053 mm / 2 3/32 in. 180 Deg. High Flow Thermostat

Customers find the thermostat works well, with one mentioning it's perfect for their Chevy 383 stroker engine. They appreciate its quality, with one noting it performs better than store-bought alternatives. The temperature control receives mixed feedback, with several customers reporting it brings temperatures down to better levels, though one customer mentions their truck overheated in July 2023.