They aren’t readily interchangeable since the two mounting bolts are further apart around the Blacktop trumpets. You should see “Throttle bodies” for more information. I also modified the stock 16v throttle bodies ISCV, plated the again and extra a brass barb. and mounted it. For the key fuel feed line https://4age-20v71582.jiliblog.com/86454993/a-secret-weapon-for-toyota-4age