well..im not a k series guy..im still a b...im sayin for him...its a waste...unless hes going ALL OUT...then its pretty useless to stick with the b16 bottom end..why not buy a gsr bottom end..for say 500-700...or..buy 500cams..stage one ull gain maybe a whooping 7-10whp...or buy stage two cams..dual valve springs ti retainers...for 1000 bucks and gain 20whp? maybe..or..buy a cheaper gsr block and gain a good 20whp and a shit load more tq....im just sayin gsr bottom end ftw...itll be cheaper and have more power...then gettin cams..