L lvlanoLin NKOTB Oct 17, 2009 #1 Does anyone know what a redtop can take on stock internals with out tring to push it to the limit?
Wolf Haley Grip & Sip Driver Oct 17, 2009 #2 50psi all day... **EDIT** if you upgrade the turbo u can see like 10 bars YO!!!!
F**KEDup180! Driver Oct 17, 2009 #3 blew my rings at 24psi, ran that for 3 days. of course did have metal HG and arp head studs
ka-drifter Driver Oct 18, 2009 #5 i dont know that much about sr20 but i will say around 13 to 17psi,,, u will be safe....