This document specifies dimensional requirements for base-mounted in-line fuel injection pumps and high-pressure supply pumps for common rail fuel injection systems for diesel (compression-ignition) engines.th edition 2018-10 Diesel engines — Base-mounted in- line fuel injection pumps and high- pressure supply pumps for common rail fuel injection systems — Mounting dimensions Moteurs diesels — Pompes d'injection en ligne à fixation par base plane et pompes d'alimentation à haute pression pour systèmes d'injection de carburant à rampe commune — Dimensions de montage Reference number ISO 7612:2018(E) ？ ISO 2018 ISO 7612: