The Plunger Adapter is a testing tool used during inspection, calibration, and adjustment of fuel injection pump and governor systems. It acts as an interface between the measuring device and the pump plunger mechanism, allowing movement and force to be transmitted correctly. It ensures that the plunger transmission can be observed and measured without altering normal operating behavior. It allows controlled actuation during test procedures while keeping alignment intact.Attributes:• Controls applied force to avoid sudden plunger movement.• Prevents improper load application during testing procedures.• Ensures consistent plunger motion during adjustment steps.Applications: The Plunger Adapter is used for testing and adjusting the fuel injection pump and governor by providing an accurate connection point that supports accurate measurement and calibration during maintenance activities.