I guess from a 'strongly' standpoint, if I don't like what I see and have no other choice...but, cautiously! 'One' thing I DO want too see is 'cross-hatching' and 'ALWAY'S' with a new 'slug' (piston)!!At what point is it strongly recommend to hone a cylinder,
http://s1314.photobucket.com/user/J...ds/1387010889_zpsff2589fa.jpg.html?sort=3&o=0
This is how bad it is, of you can see it
The picture is dirty and hard to identify the damage, if your situation allows that needs a rebore to first over. If not you need to use a rigid hone to clean it up and meet your rules, stay away from flex and ball hones until you straighten it.
http://s1314.photobucket.com/user/J...ds/1387010889_zpsff2589fa.jpg.html?sort=3&o=0
This is how bad it is, of you can see it