Review on Holley 543 120 Coolant Temperature Threads by Brian Healy

Based on our own experience, we highly recommend Holley's coolant temperature threads to all automotive enthusiasts out there! This little upgrade has significantly improved our car's engine performance, allowing us to achieve our desired horsepower and torque. The installation process was also pretty easy and straightforward. However, the only downside we could think of is that it's a bit pricey compared to other similar products on the market. Nonetheless, we think it's worth the investment if you're serious about upgrading your engine's cooling system..