Try our new info resource - "Aladdin's Cave" (Main menu)Just added a separate link to Ash's Dropbox thread (shortcut)
Try this place http://www.allendale-ultrasonics.co.uk/carburettor-and-machine-parts-ultrasonic-cleaning-solution-1-litre.htmlArchmill
I use dishwasher LIQUID in mine. It removes oil and grease along with the usual grime and it's cheap.