The radiator juuust sneaks in. And a big rad needs nice beefy fans, which double as smoke exhaust.
Also, it’s nice of the vendor to use flimsy tack welds that snap right off with a little prying. I’m actually serious here. No reason to stupidly overbuild. This thing is made to be messed with.
Also also it’s _really_ hard to nibble in a straight line.