Engine air intake manifold
Engine air intake manifold having a shell
Engine air intake system with resilient coupling having...
Engine air-to-fuel ratio control system
Engine airflow system and method
Engine control
Engine control circuit for providing a programmed control functi
Engine control device
Engine control system
Engine control system and a differential vacuum regulator theref
Engine control system utilizing torque converter slip
Engine economizer control unit
Engine efficiency system
Engine emission control system
Engine equipped with air-intake device for personal...
Engine exhaust gas recirculating control
Engine exhaust gas recirculating control
Engine exhaust gas recirculation (EGR) control system
Engine exhaust gas recirculation control system
Engine exhaust gas recirculation system with periodic recalibrat