2000-2001 models are known to have head cracking issues. Search for 0331 head crack for info.
For that price I would still buy it even if the head was cracked. But if you are not able to work on the Jeep yourself that could be a big expense.
For that price I would still buy it even if the head was cracked. But if you are not able to work on the Jeep yourself that could be a big expense.