Also had weight issue converting bike into electric with custom lifepo battery, which ended up being almost 30kg alone.
Rear wheel was shot after like 20kms. But the bike was so cheap it wasnt surprising.
Case usually have fans preinstalled that should be fine. Just pay attention to the direction, have tham all blow air front to back. There is usually an arrow indicating which way it moves air.
Run a benchmark after buiding the PC and check temperatures.
Also had weight issue converting bike into electric with custom lifepo battery, which ended up being almost 30kg alone. Rear wheel was shot after like 20kms. But the bike was so cheap it wasnt surprising.
Too bad i came across this bike after finishing the build, might've got it instead. https://youtu.be/QV88C5ZK0x0?si=C9Ik2iCy_xDxlNbb edit: look like you cant buy it anyway