WHAT DOES TOYOTA 4AGE ENGINE FOR SALE MEAN?

There are actually angular alignment reference points with the timing belt program in the form of a small protrusion about the oil pump and the matching notch cut out with the timing belt travel pulley’s rear flange. For no explicable reason the timing marks / notch on the Blacktop engines are 50 % a tooth / 10 levels much more clockwise than a S