▁state ▁of ▁Connecticut ▁acquired ▁used ▁equipment ▁for ▁Sh ore ▁Line ▁East , ▁several ▁Sh or el iner ▁sets ▁would ▁run ▁on ▁S LE ▁service . ▁These ▁have ▁since ▁been ▁transferred ▁to ▁the ▁Metro - N orth ▁pool . ▁ ▁Mod els ▁ ▁Sh or elin ers ▁I ▁and ▁II ▁ ▁The ▁Sh or elin ers ▁I ▁and ▁II ▁were ▁built ▁in ▁ 1 9 8 3 ▁and ▁ 1 9 8 7 , ▁respectively . ▁Based ▁on ▁the ▁New ▁Jersey ▁Trans it ▁Com et ▁II ▁and ▁nearly ▁identical , ▁their ▁only ▁difference ▁is ▁the ▁type ▁of ▁light ing ▁used ▁for ▁indicator ▁lights . ▁These ▁cars ▁have ▁doors ▁at ▁each ▁end ▁vest ib ule , ▁and ▁no ▁center ▁door . ▁▁ ▁The ▁Sh or el iner ▁I ▁order ▁includes ▁ 3 9 ▁cars , ▁while ▁the ▁Sh or el iner ▁II ▁order ▁includes ▁ 3 6 ▁cars . ▁C ars ▁number ed ▁in ▁the ▁ 6 2 0 0 s ▁are ▁owned ▁by ▁Connecticut ▁D OT , ▁while ▁all ▁other ▁cars ▁are ▁owned ▁by ▁the ▁M TA . ▁ ▁Four ▁of ▁the ▁Sh or el iner ▁I ▁cars ▁were ▁originally ▁equ ipped ▁with ▁an ▁under floor ▁head - end ▁power ▁generator , ▁for ▁use ▁behind ▁CD OT ' s ▁five ▁re built ▁fre ight ▁locomot ives , ▁which ▁lack ed ▁H EP ▁gener ators . ▁The ▁gener ators ▁were ▁removed ▁when ▁the ▁fre ight ▁locomot ives ▁were ▁replaced ▁by ▁CD OT ' s ▁re built ▁GP 4 0 - 2 H ▁units . ▁These