High Pressure [v6.1b] May 2026

: It is critical that all air entering the engine is measured by the MAF sensor . This includes air routed through the Positive Crankcase Ventilation (PCV) system.

: Standard operation may rise to approximately 55 psi , with a second stage jumping to 87 psi at higher RPMs (e.g., ~4500 rpm) Colorado Fans . High Pressure [v6.1b]

Typical observations for high-pressure systems in modern V6 engines include: : It is critical that all air entering