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The Northstar engine is a family of high-performance 90° V engines produced by General Motors between 1993 and 2011. Regarded as GM's most technically complex engine, the original double overhead cam, four valve per cylinder, aluminum block/aluminum head V8 design was developed by Oldsmobile R&D, [citation needed] but is most associated with Cadillac's Northstar series.
The 4T80-E is a hydramatic transmission and was developed for use with V8 front-wheel-drive cars, and at the time exclusively the Cadillac Northstar engine. [3] It was designed with extreme power handling capabilities at the time. The 4T80-E debuted in the Cadillac Allanté in 1993 along with the Northstar Double Overhead Camshaft (DOHC) V8.
A highly modified 650 hp (485 kW) version of this engine was used by General Motors racing division initially for Indy Racing League and IMSA competition starting in 1995 with the GM-supported Aurora GTS-1 racing program, then was later used in the Cadillac Northstar LMP program in 2000. Both engines retained the 4.0 L capacity, but the ...
For the 1999 model year, a new 3.5 L DOHC engine was introduced. It was a six-cylinder design based on Cadillac's Northstar V8, which was nicknamed the "Shortstar". The 3.5 L engine became standard for 2000, giving the Intrigue the most powerful standard engine of any W-body car. Another exclusive was a standard 140 mph speedometer.
Being nearly identical, it too has the distinctive odd-sided hexagonal shape. These engines can be fitted in rear wheel drive vehicles with the right bellhousing and are used in hot rods, kit cars, sand rails and late model engine swaps. All Cadillac Northstar V8s; Oldsmobile Aurora L47 V8; GM 3.5L LX5 "Short Star" V6
The 4.2-liter V8 engine (GM RPO code LTA) is an eight-cylinder, dual overhead cam (DOHC) twin turbo engine produced by General Motors specifically for use in Cadillac luxury vehicles. The engine is the result of a new clean-sheet engine design as well as Cadillac's first twin-turbo V8 engine. It first launched with the 2019 Cadillac CT6. [10]
Common Firenza problems included brake failure and engine fires. [54] In 1972, angry Firenza owners formed the "Dissatisfied Firenza Owners Association" and engaged in public demonstrations to publicize the car's quality problems and demand compensation from General Motors for repair costs and depreciation.
Shelby Series 1 is a high-performance roadster designed by Carroll Shelby and produced by Shelby American.It was powered by Oldsmobile's 4.0-litre L47 Aurora V8 engine. . Unveiled at the 1997 Los Angeles Auto Show, it was intended to be a modern day reinterpretation of the original Shelby A