Vacuum operated idle speed control device
Valve assembly
Valve assembly using pressurized medium for controlling...
Valve control mechanism
Valve deactivation with an electro-hydraulic actuator
Valve device for increasing the fuel economy and reducing...
Valve device for regulating an internal combustion engine
Valve gear
Valve mechanism
Valve operation controller
Vapor fueled engine
Variable air/fuel ratio engine control system with...
Variable compression ratio engine
Variable displacement diesel engine
Variable flow control method and device between air intake...
Variable geometry turbocharging system and method
Variable lift fuel valves for oil engines
Variable valve actuation control system
Vehicle clock tampering detector
Vehicle engine control