NEW Atari 520 1040 ST STFM Mega Computer IMP C070713-002 Video Shifter Chip IC por | Jul 25, 2026Atari 520 / 1040 ST STF STFM and Mega ST – IMP 40 pin Video Shifter Chip / IC P/N: C070713-002 BRAND NEW genuine Atari part Any questions – please ask.