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Northstar V8
- In fact, the Northstar V8 was the first DOHC-style engine for both Cadillac and GM. Let’s take a brief look at the origins of each engine family. The Northstar Developed to combat an onslaught of German and Asian rivals with DOHC V8 engines, GM developed the Northstar engine family for Cadillac.
gmauthority.com/blog/2019/02/northstar-and-blackwing-a-brief-history-of-dohc-v8-cadillac-engines/
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Feb 1, 2019 · Developed to combat an onslaught of German and Asian rivals with DOHC V8 engines, GM developed the Northstar engine family for Cadillac. It was a first for GM and for Cadillac as a brand; until...
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.
Cadillac had planned to introduce a V12 Northstar this decade, likely for use in the Escalade, but economics and new CAFE standards killed the idea. Most Northstar engines produce 275 to 300 hp (205 to 224 kW), with power reaching as high as 469 hp (350 kW) in the supercharged LC3.
Dec 31, 2018 · The automaker introduced its first V-type engine in 1915, when it debuted its 5.1-liter V8 engine. This engine, which was the first mass produced V8 ever, produced about 70 hp and was developed...
Jun 11, 2010 · And, while the 4.6 Northstar did make it into Cadillac’s 2010 models (DTS and CTS), it is unsure how long this engine will shine in the automaker’s lineup. As automakers look toward more turbocharging of six-cylinder engines as a way to reduce fuel consumption in larger vehicles, the Northstar may be on the verge of burning out.
Jul 25, 2014 · In 1910, under Henry Leland’s capable guidance and General Motors’ benevolence, Cadillac was the seventh-bestselling U.S. nameplate with a line of cars powered by a 33-hp four-cylinder engine.
The XLR was fitted with a revised version of Cadillac’s (DOHC) 4.6L Northstar V8, the first with longitudinal mounting for RWD/AWD use and featuring continuously variable valve timing (VVT). Up-gunning for the V included a smaller 4.4L bore to sturdy the block for the rush induced by a high-twist, twin-rotor, intercooled roots-type supercharger.
