veena912when u are dealing with electro-mechanical valves noise may be a big problem . because the valve actuator parts may move in high speeds so it has to be muffled....

gohmgood info, can you share the source? From a number of sites....... cant remember them.......

CAM-Less ENGINES The development of cam in automobiles has been the important part of engine, as it opens and closes the valve at a required timing. The conventional valve train...

CAM-Less ENGINES The development of cam in automobiles has been the important part of engine, as it opens and closes the valve at a required timing. The conventional valve train...