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In normal street automobiles, there is no need to add headers to maximize engine performance. A simple throttle body spacer might be enough to increase torque and horsepower by increasing the air intake. In normal street automobiles, mileage is more important than speed. A certain amount of fuel must result to a corresponding distance traveled. The greater the distance traveled, the greater is the mileage. Hence, money is saved in the process because less fuel is consumed. However, when it comes to race cars, speed is of utmost importance. Race cars thrive on speed. Race cars are created for speed.
Generally, race cars like the Indy race cars have more powerful engines than normal street cars. The engines of race cars are specifically designed for speed. For instance, race cars in Indy racing utilize 4.0L, V8, methanol-burning, normally-aspirated Oldsmobile engines. Race cars use a fuel formula that is different from normal street cars. Nonetheless, in spite of the differences, a normal street car can be converted into a sports car without radically changing the body and engine design, although this is a totally different category of racing. One significant modification that can be done with the street car engine is the installation of Hedman Race Hedders.
Mechanically speaking, the basic function of the Hedman Race Hedders is to reduce or eliminate backpressure by providing alternative escape routes for exhaust gases. Since the engine of a race car consumes a large amount of fuel at relatively shorter time, the exhaust gases that are produced are also in large quantity. If these exhaust gases accumulate inside the combustion chambers, they will create pressure resistance to the pistons which will result in the loss of engine power.
Hedman Race Hedders solves the problem of backpressure by allowing exhaust gases to escape before the pistons return for the compression and power stroke. Hedman Race Hedders have set of tubes that can be connected to the exhaust manifold of the engine. If you are a race enthusiast or a professional racer, this product offers great benefits for your race car.