Replacement CPU , PPU and xtal Crystal set for all NES models.
 
1 x Set Official Nintendo Ricoh CPU and PPU  and crystal
 
PAL:
 
CPU: RP2A07
PPU: RP2C07
Crystal : 26.601712 Mhz
 
NTSC:
 
CPU: RP2A03G or RP2A03E
PPU: RP2C02G or RP2CO2E
 
Crystal : 21.47727 Mhz
 
Can be used to convert PAL to NTSC or vice versa or as replacements.
 
I plug these in and test them before sending them out.
 
(I also have the UA6527 UA6528 ntsc sets available, these were used in the dendy micro nes famicom systems back in the day)
 
Email me with at david@oldskoolconsoles.com with any queries