The injectors of older CR techniques have solenoid-driven plungers for lifting the injection needle, even though more recent CR injectors use plungers pushed by piezoelectric actuators which have less going mass and for that reason allow for all the more injections in an incredibly limited time frame.[184] Early prevalent rail https://mixbookmark.com/story3091909/the-fact-about-diesel-engine-parts-that-no-one-is-suggesting