With EGR metering being based on exhaust system backpressure as its way of determining engine load, lower backpressure means less EGR flow because the two systems were paired closely when calibrated at the Plant. Note a small metal tube that extends from the metal EGR valve base to connect to the plastic backpressure transducer/ vacuum solenoid that controls enabling and metering of the EGR system. This is the direct connection between exhaust system pressure that fed to the backpressure transducer.

De'Andre Johnson caught Iowa's eye during his junior year, when he rushed for 1,121 yards and 10 TDs at Monsignor Pace High School in Miami. That good junior year was all Iowa had when it offered Johnson, who missed his xuwltest20140805 senior season after suffering a torn ACL. He also had a pretty good sophomore year for Pace, 727 yards and seven TDs..

This one may be the most competitive competition on the team. While Jake Grove was given a five year, $30 million contract last ye