Diesel Technology Enters the Next Frontier

As GSE manufacturers gear up to offer Tier 4 interim engines, what are the implications for operations on the ramp?


As for the cost increase over Tier 3, manufacturers say it can vary.

Tier 4 Final

With Tier 4 final approaching for 175 to 750 horsepower engines in 2014, several engine manufacturers have said they will combine the SCR and EGR/DPF technologies to meet the standard.

And the OEMs are paying attention, saying they have taken the Tier 4 final design into account to accommodate those engines when the time comes.

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