Feedback control of exhaust gas recirculation based on combustio
Feedback control system for gas flow in internal combustion engi
Feedback control system for recirculation of exhaust gas
Feedback fuel supply control system having electrostatic flow ra
Filtering and mixing apparatus
Fixed metered orifice device for PCV systems of internal combust
Flap bearing mounting
Flap valve for intake system for an internal combustion engine
Floatless carburetor with integral primer system
Flow control valve assembly for exhaust gas recirculation system
Flow control valve for an exhaust gas recirculation apparatus of
Flow rate control apparatus in exhaust gas recirculation system
Flow rate control mechanism for use in exhaust gas re-circulatin
Flow restrictor
Fluid injection apparatus for use with vehicles having on-board
Fluid pressure regulator
Four-cycle engine
Four-cycle spark ignition internal combustion engine
Frequency to voltage converters
Fresh gas supply system for a combustion engine