I had another go at it last night and it is still as tight as a &@#$. There's stuff all fuel in the tank anyway so I will just undo the fuel line and siphon some of the fuel out. I don't think it is worth possibly damaging the thread on a brand new tank just to remove a few litres of fuel.
The logos and trademarks used on this site are the property of their respective owners.
We are not responsible for comments, advice, opinions, products or services posted by our members, as they are the property of the poster.