This might explain the oil I went through. http://www.recalls.gov.au/content/index.phtml/itemId/1056052 Honda—Honda CB500F / CB500X / CBR500R Motorcycles PRA number: 2014/13992 Date published: 14th February 2014 Product information Product description 500cc Motorcycle in three configurations - All are road going motorcycles designed and complied for road use in Australia Identifying features CBR500RA - MLHPC44U0D5000001 TO MLHPC44UXD5000829 CBR500R - MLHPC44U0D5000189 TO MLHPC44U9D5000773 CB500F - MLHPC44U2D5000012 TO MLHPC45U3D5000248 CB500X - MLHPC46U4D5000001 TO MLHPC46U2D5000112 What are the defects? Due to an incorrect procedure during manufacture of the Rocker Arm Shaft Sealing Bolt, it may come loose causing oil to leak from the engine. What are the hazards? If the oil leak is undetected or unrepaired, loss of engine oil could cause engine failure or seizure. Where the product was sold Nationally Traders who sold this product All Authorised Honda Motorcycle Franchises Supplier Thai Honda Manufacturing Co., Ltd What should consumers do? Consumers should contact their local Honda Dealer and arrange to have their bike inspected and the bolt replaced as soon as possible.