Tier 4 final emissions-certified hydraulic excavators have 758-hp SAA6D170E-7 23.15-liter engines with two Komatsu DPFs that do not require diesel exhaust fluid or a selective catalyst reduction ...
Preparation for demolition of St. Francis Medical Center showed a major change Tuesday as big man machinery arrived. The star of this demolition project, a bright yellow PC Komatsu 1250 excavator ...