Actually the NACA ducts on the CTR were in a position that external low pressure caused them to reverse air flow from the intended out-to-in direction. The engine compartment isn't pressurized at all.
Not being a d*ck, this is just the truth -
3.4L, SC heads, 964 cams, B&B headers, K27 HF ZC turbo, Ruf IC. WUR & RPM switch, IA fuel head, Zork, G50/50 5 speed. 438 RWHP / 413 RWTQ -
"930 is the wild slut you sleep with who tries to kill you every time you "get it on" - Quote by Gabe
Movie: 930 on the dyno