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The Cadillac CTS is a luxury car, manufactured and marketed by General Motors from 2003 until 2019 across three generations.. Initially available as a 4-door sedan using the GM Sigma platform, GM offered the second generation CTS in 4-door sedan, 2-door coupe, and 5-door sport wagon, and the third generation as a sedan, using a stretched version of the GM Alpha platform.
The 3.6 L; 217.5 cu in (3,564 cc) LY7 engine was developed primarily by Holden and introduced in the 2004 Holden VZ Commodore and 2004 Cadillac CTS sedan. It has a 10.2:1 compression ratio, Sequential multi-port fuel injection, and a bore and stroke of 94 mm × 85.6 mm (3.70 in × 3.37 in).
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 High Value engine family from General Motors is a group of cam-in-block or overhead valve V6 engines.These engines feature cast iron blocks and aluminum heads, and use the same 60° vee bank as the 60° V6 family they are based on, but the new 99 mm (3.90 in) bore required offsetting the bores by 1.5 mm (0.059 in) away from the engine center line.
Prior to the August 2012 debut of the compact Cadillac ATS, the first vehicle produced on the GM Alpha platform, Cadillac's smallest vehicle was the mid-size CTS. [2] The CTS was priced the same as compact competitors like the Audi A4, the BMW 3 Series and the Mercedes-Benz C-Class but was noticeably larger and heavier, comparable in size and weight to the mid-size BMW 5 Series.
It is a clean sheet engine design, as well as the Division's first ever twin-turbo V8 engine. The engine was branded as the "Blackwing V8" by GM technicians, and is the first Cadillac-exclusive dual overhead cam V8 engine since the Northstar V8 was dropped in 2011. [1]. Each engine is hand-built by a single technician at the Performance Build ...
The Cadillac STS was assembled at GM's Lansing Grand River facility in Lansing, Michigan along with the smaller CTS sedan. Available engines were a 3.6 L High Feature LY7 V6 with 255 hp (190 kW) and 252 lb⋅ft (342 N⋅m) and the 4.6 L Northstar LH2 V8 which puts out 320 hp (240 kW) and 315 lb⋅ft (427 N⋅m) in the STS.
The GM Ecotec engine, also known by its codename L850, is a family of all-aluminium inline-four engines, displacing between 1.2 and 2.5 litres.Confusingly, the Ecotec name was also applied to both the Buick V6 Engine when used in Holden Vehicles, as well as the final DOHC derivatives of the previous GM Family II engine; the architecture was substantially re-engineered for this new Ecotec ...