Sierra International Fuel Pressure Regulator For Mcm/Mie 7.4L/Lx Mpi 454 Mag Mpi 502 Mag Mpi & Mie 8.2L Mpi 18-33207. E. Part Numbers 9-33207 and 860349A1. Designed for MCM and MIE 7.4L/LX MPI 454 Mag MPI 502 Mag MPI and MIE 8.2L MPI engines. Mounts on...