Mazda the SKY-G and the SKY-D is new engine from Mazda .Mazda will be show the next generation petrol and diesel engines at the Tokyo Motorshow next month. The engines are called respectively for the petrol and diesel versions.
The SKY-G engine is a 2.0 liter unit with direct injection and an improved variable valve timing system which gives it a 15% fuel economy and torque advantage over the current MZR engine in the Mazda 3 2.0 Sport. Direct injection was previously found only on the turbocharged 2.3 liter engine but is now available in the ‘regular’ engines.
The Mazda SKY-D engine is a 2.2 liter unit that offers fuel economy of approximately 20% better than the current 2.2 liter diesel engine. It features a newly designed engine block that reduces mechanical friction to the level of a gasoline engine. Other features include piezo injectors and a two-stage turbocharger. It doesn’t sound like its a twin-turbo setup, but instead is probably a variable geometry turbocharger.
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