my second 45cc works
http://youtu.be/Ut_ZvZxXDVYi will never have problem now with the tank with deposit of rust
i don't know if you have a similar product in NL but it is a very good product to preserve your tank and to drive without problems in the long time
some photos
http://innocenti-de-france.bbgraf.com/t3082-restauration-reservoir-essenceand where you can found it
http://www.restom.net/traitements-reserv...uperkit-134.htmalso i found a REGLEX used for 45cc carburation