When you’re in the A/C business (like we are) the distinction between coolants (antifreeze) and refrigerants is abundantly clear. However, so many people ask us to distinguish between them that we’ve decided to set the record straight once and for all. While both systems utilize aspects...
Coolant is a 50/50 mixture of water and antifreeze. When you start your engine, a water pump circulates the coolant through the engine and radiator. Once the engine has reached a certain temperature, a thermostat opens to control the flow of coolant through the radiator. The thermostat stops...
The biggest difference between the two engine types is the number of times the cylinder fires during a single phase of the engine's power cycle, known as the stroke. This cycle is comprised of the intake of gas/air, its compression, followed by the combustion that makes the vehicle go, ...