Petrol Engine Timing Camshaft Locking Tool For Fita 500 Ford 1.2 8V 1.4 16V Opel. Engine Timing Camshaft Locking Tool Fiat Opel Ford 1.2 8V 1.4 16V is used to lock the camshaft and crankshaft in place when replacing the timing belt and performing other repairs to the engine.