The invention relates to an actuator device for a motor vehicle speed responsive system, the device being operable to actuate {HEAD ~ the throttle valve} or the like of the internal combustion engine of {TAIL ~ the vehicle} 
The invention relates to an actuator device for a motor vehicle speed responsive system , the device being operable to actuate { HEAD ~ the throttle valve } or the like of the internal combustion engine of { TAIL ~ the vehicle }
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL