R179 supposed to replace all 212 R32 cars & 48 R42 cars... About how many R32 set will be kept and for the R179 5 car unit #3010 - #3049 . Which yard will get R179 #3010 - #3049 5 car unit.. R179 #3050 - #3309 four car unit for 207 Street Yard , East New York Yard for , , , to replace R32 , R42 make sense..