engine code et

I have a Mk1 with engine code ET xxxxxxxx
can someone tell me what cc this motor is ?
it is not a x flow as i belive the 1100's were.
It looks like a mk1 gti motor with a carb
but possibly a 1300? The Car body is a
L But it seems there has been work done
as the engine mount "cam belt side seeems to have
been added later on. :?