Engine test equipment comprising a dynamometer, engine support frames, drive shafts for land, marine and aviation engine testing, protective guards to cover rotating driveshafts and other rotating components, cooling modules for controlling fuel, oil, water and engine air temperature during engine testing, ventilation systems comprised of fans, ducting and controls to limit test system temperatures at critical locations, fuel consumption measurement systems consisting of fluid flow measurement or fluid weight measurement to record engine fuel consumption. Exhaust gas measurement systems consisting of exhaust emission gas sampling to establish correct air fuel ratio for efficient combustion during engine test. Transmission test equipment comprising a dynamometer, engine and transmission support frames, drive shafts for land, marine and aviation transmission testing, protective guards to cover rotating driveshafts and other rotating components, cooling modules for controlling fuel, oil, water and engine air temperature during transmission testing, ventilation systems comprised of fans, ducting and controls to limit test system temperatures at critical locations, fuel consumption measurement systems consisting of fluid flow measurement or fluid weight measurement to record engine fuel consumption, exhaust gas measurement systems consisting of exhaust emission gas sampling to establish correct air fuel ratio for efficient combustion during engine and transmission test; electronic testing equipment system for controlling dynamometer speed and load during test, for hydraulic dynos this control is achieved by electronic control of a water valve, comprising a housing, a processor, electrical interfaces, control selection buttons, knobs, and switches, recorded or downloadable software and firmware for operating and using the system, and a power supply; dynamometer control systems consisting of electronic sensing modules which monitor engine operating conditions, analyze the recorded data and set the dyno controls to achieve the required performance with the test engine, fuel measurement equipment for measuring fuel usage and consumption of engines, gas emissions equipment for measuring gas emissions from engines, air flow measurement equipment for measuring air flow of engines; dynamometers; electronic apparatus for recording, engine, transmission, and dyno data, namely, high speed data recording, transmission and reproduction of very high speed data acquisition for engine development and combustion analysis

Installation, maintenance and repair of engine test equipment, chassis dynamometer test equipment and transmission test equipment; installation, maintenance and repair of dynamometers; installation, maintenance and repair of electronic controllers for dynamometer control systems, fuel measurement equipment, gas emissions equipment, air flow measurement equipment, engine and dyno cooling systems; installation, maintenance and repair of magnetic data carriers and recording discs; installation, maintenance and repair of apparatus for recording, transmission, and reproduction of sound, images and data, namely, high speed data recording, transmission and reproduction of very high speed data for combustion analysis; installation, maintenance and repair of computer hardware and data processors

Installation, maintenance and repair of computer firmware, software and programs; providing temporary use of on-line non-downloadable firmware for control of engine test equipment, chassis dynamometer test equipment and transmission test equipment; providing temporary use of on-line non-downloadable software for results data analysis, data reporting, data storage, data indexing, data archiving, data transmission; providing temporary use of on-line, non-downloadable programs for data acquisition, data analysis, data reporting