Originally Posted by NeoNz

of course, always worry about compressor efficency ranges, but if you overlay his dyno to some of the single builds out there, no comparison <4000 rpm. I'm looking at boost levels below 20 psi, which isn't exactly pushing the limits for some of these turbos, i could see in the 20+ psi range you would want to go single, but he has far more torque at the same boost level. with c16 there is no reason bigger turbos can't run >700rwhp, nobody here has dynoed with real race fuel to this point.