Approximately 55F ambient air temperature. Maiden voyage after installing the MRA1900. Possible Intake Manifold Runner Flap issue. 67F ambient air temp
191mm crank pulley, hpfp upgrade, 4" custom intake, PCV Relocation, 3 bar map sensors, MercRacing MRA1900, MercRacing XL HX/Divorced SC Loop setup, CWA-150