Engine Timing tool for landrover Jaguar 3.0/5.0 Timing tool camshaft alignment, to lock the ring gear. To tension the VVT during the timing procedure. Petrol Engine Timing Camshaft Alignment Fits X150 - XK (10MY), X250 - XF (10MY). OEM Number: 303-1145, 303-1447, 303-1148, 303-1452, 303-1482. Application: X150 - XK (10MY), X250 - XF (10MY), X351 -XJ (10MY).