The LEUTERT RT 50 is a robust and reliable mechanical engine indicator designed for the precise measurement and recording of pressure-volume (P-V) diagrams in medium and high-speed diesel and gas engines. This essential diagnostic tool allows engineers and technicians to analyze combustion processes, calculate indicated horsepower, and troubleshoot engine performance issues directly. The purely mechanical design ensures dependable operation in harsh engine room environments without the need for a power supply. The RT 50 features a high-precision linkage system that translates cylinder pressure into a diagram on indicator paper, providing a clear visual representation of the engine’s working cycle. This kit comes complete with accessories in a durable wooden case for secure storage and transport.