14.5psi. its a fully built engine,9.0.1 compression i wish i went 8.8.1 so i can run lil more boost but this will now be my DD maybe track a few times a year. forged rods, forged pistons, 1.73 RR, Custom cam(old set up grind) Ported heads, ported intakes, Accufab 65mm Tb,and a forged Sc crank...