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The gasifier turbine idled at 15,000 RPM and the power turbine operated at up to 28,000 RPM. Overall compression ratio in the gasifier stage was 3.5:1. [21] The GT-305 (1958) fitted to Firebird III had an output of 225 hp (168 kW) (at turbine speeds of 33,000 RPM gasifier / 27,000 RPM power) [22] and weight of 600–650 lb (270–290 kg). [23]
Firebird I / XP-21 is powered by the GT-302. The first engine, carrying an internal designation of GT-300 (1953), did not have a regenerator. The GT-300 had an output of 370 hp (280 kW) when the gasifier (compressor) turbine was spinning at 26,000 RPM and the free (power) turbine was spinning at 13,000 RPM. The weight of the entire engine unit ...
Shown in these two east coast cities were General Motors Firebird III and the Cadillac Cyclone. The final Motorama show was held in 1961 in New York, San Francisco and Los Angeles. During November 21–23, 1961, the exhibit was brought to Basel, Switzerland. [1] More than one million visitors attended.
1954 XP-21 Firebird I [5] 1955 LaSalle II Roadster [6] 1955 LaSalle II Sedan [7] 1956 Firebird II [8] 1959 Firebird III [9] 1966 Electrovan Experimental [10] 1970 Urban Concept [11] 1992 Ultralite Experimental [12] 1992 Impact Concept [13] 2000 Terradyne [14] 2001 Terracross [15] 2002 Terra 4 [16] 2002 Hy-Wire [17] 2002 Autonomy Concept [18 ...
Codenamed XP-798, the 1966 Pontiac Banshee was a concept car inspired by European grand tourers, which evolved as a 4-seater version of a Corvette competitor study for Pontiac codenamed XP-778. [5] [6] It had a Pontiac 421 V8, 4-wheel independent suspension and featured sliding hinged doors and hinged roof panels for easier rear seat access.
The Firebird Esprit and the Firebird Formula came standard with the 255 hp (190 kW) 350 cu in (5.7 L). The Esprit could be upgraded to a two barrel carbureted 400 cu in (6.6 L)265 hp (198 kW), while the Formula could be optioned to receive the L78 4 barrel 400 that produced 330 hp (250 kW) or the L74 Ram Air III 400 345 hp (257 kW).
The third generation Pontiac Firebird was introduced in late 1981 by Pontiac alongside its corporate cousin, the Chevrolet Camaro for the 1982 model year. These were also the first Firebirds with factory fuel injection, four-speed automatic transmissions, five-speed manual transmissions, four-cylinder engines, 16-inch wheels, and hatchback bodies.
Firebird I in 2007. Turbine engines have also been utilized in concept and prototype road cars, such as the three General Motors Firebirds, the Fiat Turbina, and the Chrysler Turbine Car. In 1953, the General Motors XP-21 Firebird I became the first car powered by a gas turbine engine to be built in the United States. Never intended for ...