All ECU’s use different sensors to determine load. Nevertheless the strategy made use of may differ in between engines as being the Silvertop takes advantage of an easy Vane variety airflow meter whilst the Blacktop uses a more intricate vacuum (MAP) and throttle placement (TPS) for larger sized throttle openings https://remingtonrwxmz.blogminds.com/5-essential-elements-for-blacktop-20v-4age-28893992