Model Compatibility: Fits Lombardini models ED0073624040, ED0073622290, ED0073624050, ED0073624070, and ED0073622280 as a direct replacement for the voltage regulator. Electrical Specification: Provides 12V voltage regulation matching the electrical system requirements of the listed Lombardini models. Part Number Match: Replaces part number 167136 as specified for use with the identified Lombardini engine models. Functional Purpose: Restores voltage regulation functionality to maintain proper and electrical stability in the compatible Lombardini. Installation Use: Designed for installation in place of the existing voltage regulator on the listed Lombardini models without modification.