1991-02-01

General Motors 3.4L “Twin Dual Cam V6” Engine 910679

To satisfy the performance demands of the mid-Size passenger car market, General Motors has introduced a new 60° V6 engine called the Twin Dual Cam V6. This engine, with a displacement of 3.4 liters, has many modern technology features such as: four valves per cylinder; direct acting overhead camshafts; compact, pent-roof combustion chamber with a centrally located spark plug; multi-point electronic fuel injection with dual spray injectors; and several noise attenuation features.This paper describes the technical features of the engine and the manufacturing techniques implemented so as to assure high quality. Also included is a description of the operating philosophies practiced throughout the project with the use of Quality Function Deployment, Product Development Teams and Simultaneous Engineering process.

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