in-line injection pump with RSV flyweight governor function of the RSV governor (variable- speed governor) displacement of the piston rod – torsion of all pump plungers by turning the camshaft one can see the stroke of all pump plungers function of the pressure valves description ordernumber 1141 see also: nozzle holder with pintle-type nozzle air-mass sensor with hot film nozzle holder set with 4 injection nozzles engine of a VW Golf with transmission