HP Vectra 486/25N upgrades part I

This is my retro pc HP Vectra 486/25N with some upgrades. It came with a broken 240 MB hdd, but I replaced it with Compact Flash.
This vintage pc has integrated VLB video card and an intel 486 SX 25 mhz soldered on the motherboard. I overclocked the proccesor to 33 mhz and placed a big heat sink on it.
Sorry for the monitor. It was just for testing and stuff.
In part 2 I will use a better monitor: • HP Vectra 486/25N upgr...