Industrial Grade Ultrasonic Cleaner from iGuerburn. 7.5L(2Gal) 380W with Heater & Digital Timer/ CD-4875 Sweep & Degas Feature. Cleans Lab, Commercial, Metal, Tools, Instruments, Jewelry, Possessions

I have now read the manual, filled it with water to the required level,,got the water temp up using the on board heaters and thermostatAdded my chice of cleaning agent(,the easy bit) dropped in the engine parts, set timer for 10 min and waitedthe parts used were heavily coated with carbon and lacqur (varnish type combustion deposits)The results were to say the least amazing /stunning the parts look like new.Very impressed