All ECU’s use a variety of sensors to determine load. Nevertheless the tactic used varies concerning engines because the Silvertop takes advantage of a straightforward Vane variety airflow meter even though the Blacktop works by using a far more complex vacuum (MAP) and throttle situation (TPS) for larger sized throttle https://4a-ge-engine-for-sale26936.full-design.com/what-does-blacktop-20v-4age-mean-73936489