MK also entered the passenger railcar rebuilding market in the 1980s, initially located at the former Erie Railroad shop in Hornell, New York. It overhauled and rebuilt many New York City Transit subway cars between 1984 and 1992 including R26/R28s, R29s, R32s (Phase I & II), some R36 World's Fair cars (pilot program), R42s, R44s, and R46s. It also overhauled NJ Transit's Arrow I series cars, converting from electric MUs to push-pull coaches, and SEPTA's Silverliner II and III series electric commuter cars in the late 1980s. Vehicles overhauled in the 1990s included Metra Highliner I EMU cars, an Amtrak Turboliner RTL-II, as well as BTC-1C passenger cars and US Standard Light Rail Vehicles for the MBTA.