Marpet "Xtra-Ram deluxe" memory upgrade kit ONLY for the Atari 520 / 1040 STF / STFM with surface mounted MMU chip
This kit will NOT fit inside the early 520 ST with external FDD and PSU
This kit is NOT for the STE
This kit is NOT for the Mega ST
Your STFM / STF MUST have it's MMU chip soldered directly to the motherboard (surface mounted) - SEE PICTURE
The Video Shifter chip MUST be in a socket - SEE PICTURE
PLEASE ensure you check this BEFORE considering purchase otherwise this kit will NOT fit
NO soldering required
READ THIS:
Fitting this kit requires taking your Atari ST completely apart and requires a certain level of skill to fit, if you are not confident in fitting it then please don't
I take NO responsibility for anyone damaging their ST in trying to fit this kit

Any questions - please askMarpet "Xtra-Ram deluxe" memory upgrade kit ONLY for the Atari 520 / 1040 STF / STFM with surface mounted MMU chip This kit will NOT fit inside the early 520 ST with external FDD and PSU This kit is NOT for the STE This kit is NOT for the Mega ST Your STFM / STF MUST have it's MMU chip soldered directly to the motherboard (surface mounted) - SEE PICTURE The Video Shifter chip MUST be in a socket - SEE PICTURE PLEASE ensure you check this BEFORE considering purchase otherwise this kit will NOT fit NO soldering required READ THIS: Fitting this kit requires taking your Atari ST completely apart and requires a certain level of skill to fit, if you are not confident in fitting it then please don't I take NO responsibility for anyone damaging their ST in trying to fit this kit Any questions - pl