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Home >> Jaguar >> 2014 >> XK Base, 2D Coupe >> Repair and Diagnosis >> External Pages >> Different car >> Section 95 (Engine - V8 S/C 5.0L Petrol -- XK/X150) >> Engine - V8 S/C 5.0L Petrol >> Engine >> Description And Operation >> Valve Train >> Variable Camshaft Timing Operation

Variable Camshaft Timing Operation

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When the engine is running, the compression and expansion of the valve springs causes momentary increases and decreases in the torque acting on the camshafts. These momentary changes of torque are sensed in the VCT units and used to change the camshaft timing.