The high-performance engine is different from the engine of a normal car. You must understand that the high-performance motor runs at twice the power and gets hotter than a typical motor. This is why the need for proper cooling in a high-performance engine is crucial. Water pumps circulate the coolant. However, like most cars, it often uses an electric water pump. The electric water pump can still provide adequate cooling, but there are still two major disadvantages. The first is the fact that the water is pumped depending on the engine speed. If you drive at high speed and then slow down, the engine may cool down a bit before it cools down. Another is the fact that an Electric pump can be massive.
These are the reasons why they use electric pumps in motorsports. Here are some additional benefits.
Most electric pumps come in a package or kit. This package contains not only the pump but also a controller. The controller will allow you to set and manage the operating temperature of your vehicle’s engine while inside the vehicle. The engine can produce more power by setting a lower temperature, while a higher temperature can improve engine economy
Another benefit is the fact that instead of depending on the engine speed, the water circulates depending on the engine temperature. Therefore, if the temperature of the motor increases, the water circulates faster. Additionally, water is recirculated only when needed, allowing the engine to warm up quickly while maintaining proper operating temperature.
The electric pump is not very big as the impeller is not necessary. However, a fan belt can still be used. This will make your car lighter and you can drive faster.
As you can see, an electric pump is cheaper than an electric water pump.