Philippe Tusler writes:
> As others have already pointed out, the shut-off needle in your float-bowl
> is not stopping the flow of fuel to the bowl. This could happen for a
> couple of reasons. 1) the needle is stuck. This can happen with either
> standard needles or Grose jets. 2) the float has sprung a leak and no
> longer floats.
A third reason is too much fuel pressure, such as that produced by most
aftermarket fuel pumps. Ask me how I know.
SU carbs are happiest with SU pumps.
Todd "It's for sale, you know" Mullins
Todd.Mullins@nrlssc.navy.mil On the lovely Mississippi (USA) Coast
"I could go at any time..."