400-4 bogosity.

At least you were in Harrow, not Kilburn.

 

Total bollocks.

 

Well, obviously, but only because there's a typo. He should have put
"1&4" instead of "1&2. As it is, it's nonsense, so the typo is pretty
obvious.

 

I know. I was just feeling argumentative ;-)

 

In the end the problem was, as usual, more shit in the carbs.
The needle jets have a series of holes up the side which were blocked
which I should have checked the first time I stripped the damn things.

Things then went well until I misfueled it [1] and had to flush everything.
Delivered today to my MOT man who will fit it in sometime this week.

[1] Never store diesel in the green can, it belongs in the black one.