Not far off I am on northants 4x4.com there is a couple of people on there on difflock I will find out user names for you not sure if they are on here though
Do you mean the prius that done 19mpg on the track on topgear and the m3 done 22 mpg proving no matter how efficient the engine it can all be undone with the right foot lol
also mate forgot to say i do have to touch the work with the cutter to get arc started and i continue holding it against as i cut there are also some vids on youtube try either cut 40 or cut 50 in the search bar then checkout H20 cutter not sure exactly what its called but you will know when you...
Gas bottle should be full on mate as them bottles are lucky to make pressure as it is have you cleaned the steel even if its new i had the same problem turned out i hadnt cleaned up properly and the rust additive was stopping penetration hope this helps Darren