India’s indigenous aero-engine program has made significant strides, with the Kaveri engine set to begin flight testing on a Light Combat Aircraft (LCA) prototype. Currently undergoing modifications to integrate the Kaveri Derivative Engine (KDE), the initial testing phase involves installing a hollow reheat module, which, while not operational, allows engineers to assess critical parameters such as performance and safety. Despite historical delays, this test represents a pivotal advancement in demonstrating the engine’s capability for frontline fighters and supports India’s long-term goal of achieving self-reliance in military aviation propulsion systems. This effort not only enhances operational autonomy but also bolsters the country’s aerospace ecosystem, reducing reliance on imported engines and fostering future innovations in defense technology.