civic type R pistons (a set with rings $160 on ebay) stage 2 cams (crower), valve springs and retainers(crower), cam gears (skunk 2) and a good racing clutch.. I beat gsr"s all day with this setup in a full interior dc integra.. Ran a 9.1 on street tires in the 1/8 mile.. good luck I hope this helps..