firewood cords landowner 60cc 70cc combo

$4oo-$700 used 441 vs 461 creating wood stacks. (w/ 18"-20" bar- rarely but possible 25-28" bar) For those who own... Track records of the saws / pitfalls / reliability. I Want a saw that spends time cutting And with proper maintenance continues to cut and DOESN 'T know the dealers parts...