GE unveils prototype for first Tier 4 heavy-haul locomotive
Green Car Congress
AUGUST 24, 2012
Effective in 2015, Tier 4 standards will require manufacturers of locomotive diesel engines to lower particulate emissions 70% and NO x 76%, compared to engines first introduced in 2005. GE will produce its Tier 4 compliant diesel engines at its manufacturing plant in Grove City, PA.
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