1.Aristo fast motor flush 2.Frees sticky valves, lifters and rings ... oil to flow freely to all parts of engine Aristo Fast Motor Flush, frees sticky valves, lifters and rings, allows ... use prior to engine overhaul. Application: 1. Use Arito Fast Motor Flush just before changing oil.2. Turn of engine ... filter in place during cleaning.3. Add one can Fast Motor Flush to oil in crankcase. Replace oil filter ...