Is it worth it to buy this Craigslist computer for $400???

Parts:
CPU: Intel i5 4570
GPU: ASUS GTX 1060 3gb Dual Fan
Motherboard: MSI Z97 PC Mate LGA 1150
RAM: 16gb DDR3 1600 (4x4gb) Crucial Ballistix
SSD: Inland 240gb SSD
PSU: Corsair CSM 550w 80+ Gold Semi-Modular PSU
BluRay Drive: Panasonic UJ265 Slim-line BluRay Drive
Case: NmediaPC HTPC 2800b
OS: Windows 10 Activated

PCPartPicker Build Link: https://pcpartpicker.com/list/j7nVRk

kinda. I'd ask 350 then buy a 1tb harddrive with savings.

Inland ssds are trash. Bought 2 and both broke quickly. I'd go 325 and tell him to keep the junk ssd.

Very meh deal. 400 might even be a bit high.