Main Control Valve Distributor for CAT E374D E385C E390D Excavator 230-0080 241-2779 295-7767 Installation & Verification Guidelines Verify CAT part number and confirm main control valve assembly compatibility, including boom, arm, bucket, travel, swing spools, relief valves, and holding valves New or remanufactured valves must include hydraulic bench test reports for pressure, flow, and internal leakage of each section For remanufactured valves, confirm spools are honed,