those JE pistons will be fine for 20psi. look into these.
these are going to be the most affordable pistons out there right now and they should be strong enough that the crank will break before they do. that would be in the 35psi-40psi + range
they are what i am running in my 450+whp build
focus-power P&P head $1100
focus-power DIY turbo kit $1495
tom's first time in Vegas? PRICELESS!
Originally Posted by 1turbofocus
I love this big little city HOOTERS !
Every time you drink a beer somewhere an ugly woman becomes beautiful, so get to it!