The 1982 Porsche 928 "Jet-Car" is a highly unique,
custom-engineered grand tourer that swaps its factory V8 engine for
a Boeing T50 turboshaft helicopter engine. Originally designed to
power the 1960s-era Gyrodyne QH-50 drone to hunt submarines, this
compact turbine engine surprisingly fits directly into the
Porsche's front engine bay.Key Specifications & Performance-
Engine: Boeing T50-BO-10 / T50 Turboshaft Jet Engine- Horsepower:
Rated between 300 to 365 hp (depending on the installation tune-
Torque: An immense 700+ lb-ft of torque, giving it massive low-end
pulling power.- Top Speed: Approximately 160 mph.- Weight: The T50
turbine actually weighs less than the original Porsche aluminum
V8.- Fuel Type: It can run flexibly on diesel, jet fuel, or
standard aviation fuel.Engineering and Quirks- Daily Drivability:
Despite the extreme modification, the car is fully functional and
was once heavily daily-driven.- Retained Comforts: The builder
managed to keep the factory air conditioning fully functional.-
Drivetrain: Power is routed from the high-RPM turbine through a
custom reduction gearbox down to the car's automatic transmission.-
Fuel Economy: It yields anywhere from 17 to 20 mpg under normal
driving conditions.- Sound Experience: Rather than a traditional
exhaust note, the car emits an unmistakable, high-pitched jet
turbine whine when accelerating.Video of the car running and
driving:
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