MPI MP20GP

The MPI MP20GP is locomotive that was commissioned as part of UP's green initiative. UP supplied GP50's as cores for these rebuilds. The units were fitted with CAT 3612 prime movers, these units are Tier 2 compliant. All 12 of UP's units were built in 2007, and are generally used on locals and in yards on UP in Texas.
 
Category:Diesel locomotives
Category:Four-axled diesel locomotives
Category:MPI Locomotive
Category:DC Traction Locomotives
Category:EPA Tier 2
Category:Union Pacific locomotives
Category:American locomotives