want a genuine HE and starting out with printing PLA E3Dv6 lite makes a good choice, genuine mkv-b jhead another
back to the clone you'll read a lot about them around here, one thing to understand and possible needs replacing is the heatbreak. but seeing how you not really said much about the problem can comment any further on it really.. but either of those genuine hotend will give many hours of reliable printing after calibrations.