Twin Su Carbs... Canany One Help Plz

[getting stresses]

I'm restoring a

mgbgt

and it has twin

su

carbs

.. it's a slow slightly neglected project but i have treated it to new points plugs and leads but having troubles with i presume the

carbs.as

it's got compressions a good spark and plenty of fuel getting to the

carbs

..

it's not wanting to start and the first 2 plugs are wet with fuel and the back 2 are black and sooty like it's running to rich.. all the floats seem to be

ok

and i was wondering if anyone had any clues on what the matter could be as there's nothing ovoiuse...

any ideas

please

help as

i'm

baffled

...thanks

jeff