| :only add cat back after intake. MAN DUDE HOLY SHIT 12 sec that shit is sick i want ur Z! lol ok 2 questions man
Nismo 555cc's. Wiseco Pistons. (.040 over) these mods question me i know a little about everything around the motor but when it comes to the motor or complex crap these 2 things lose me heres my question if i upgrade the pistons to a bigger bore size do i have to upgrade nething else for them to fit? its a dumb question but this makes me scrap my head and the 555cc injectors if i get bigger ones same question on that do i need to make or replace anything else to make "bigger"
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