civicsirebuild

i need some help... its a 2000 civic si (b16a2) with at least blown rings, an prolly screwed up block an pistons. im planning on at least new pistons/rings, possibly some head work. should i just get the block resleeved for oem pistons, or try for boring it out? also, will an npr rebuild kit be all i need as far as parts go? any ideas/suggestions would be helpful, keep in mind that minor repairs, an timing belt/ h20 pump are the extentt of my wrenchin knowledge, im learnin as i go. thx in adv, sorrybout the typin, imon a wii.