Cracking the code on petrol: why Mazda's SkyActiv-X tech spurs excitement

By Colin Smith | Driven.co.nz

Mazda has cracked the code for what engine designers have long-considered the "dream" engine – a gasoline engine that achieves Homogeneous Charge Compression Ignition (HCCI). And it’s the next chapter in a long Mazda history of pursuing ideal internal combustion engines.

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