I'm not sure if I should replace the electrolytics on my SEGA Master System. Everything works on it in standard mode, but a few games are glitchy in 60Hz and co

I'm not sure if I should replace the electrolytics on my SEGA Master System. Everything works on it in standard mode, but a few games are glitchy in 60Hz and controls are sometimes very laggy in either. I would expect something more extreme, though.