You will find answers to these and many more as you read through the article. The energy produced by the rotation of the camshaft opens up the valves and causes gasoline to enter the cylinders.ĭoes the size of a cam determine its efficiency? Big or small, what size of the camshaft is better? Size has nothing to do with how better a Cam will be. The camshaft supplies fuel to the car and gives way for the expulsion of exhaust fumes. The heart of a car is the engine while the camshaft can be likened to the veins that carry blood to the heart.
