Yanmar tests two-stage turbos for four-stroke engines

Tests have shown that retrofitting four-stroke auxiliary engines with two-stage turbocharging is both practical and effective, offering the opportunity to increase their efficiency and output, according to Yanmar.

Yanmar’s 6EY18ALW test engine fitted with two-stage turbocharging (image: Yanmar)

Tests have shown that retrofitting four-stroke auxiliary engines with two-stage turbocharging is both practical and effective, offering the opportunity to increase their efficiency and output, according to Yanmar.

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