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GM'S NORTHSTAR XV12 ENGINE: FUTURE TECHNOLOGIES IN A COMPACT, FUEL EFFICIENT PACKAGE

General Motors' innovative V12 concept engine, called Northstar XV12, showcases several advanced technologies in a fuel efficient, V8-like package. This all-new high-technology, high-output 12-cylinder powerplant, featured in the 2002 Cadillac Cien mid-engine concept car, is a 60-degree, all-aluminum dual overhead cam (DOHC) four-valve engine. It displaces 7.5 liters and produces 750 horsepower (560 kW) and 450 lb-ft of torque (610 Nm), yet is packaged in the size of a V8, and able to deliver excellent fuel economy. The engine has integrated advanced technologies for the future developed by GM Powertrain's Advanced Engineering, and assembled in a compact package that GM engineers refer to as "small on the outside, big on the inside."

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GM'S NORTHSTAR XV12 ENGINE: FUTURE TECHNOLOGIES IN A COMPACT, FUEL EFFICIENT PACKAGE

General Motors' innovative V12 concept engine, called Northstar XV12, showcases several advanced technologies in a fuel efficient, V8-like package. This all-new high-technology, high-output 12-cylinder powerplant, featured in the 2002 Cadillac Cien mid-engine concept car, is a 60-degree, all-aluminum dual overhead cam (DOHC) four-valve engine. It displaces 7.5 liters and produces 750 horsepower (560 kW) and 450 lb-ft of torque (610 Nm), yet is packaged in the size of a V8, and able to deliver excellent fuel economy. The engine has integrated advanced technologies for the future developed by GM Powertrain's Advanced Engineering, and assembled in a compact package that GM engineers refer to as "small on the outside, big on the inside."