hi guys, ive just fitted a new 2 litre zetec tom my mk5 cabriolet, but when i tryed to start it is struggling to idel, i drove it round the block and it had no power whatsoever, couldnt get out of first gear!

any help on getting this running appreciated.

im running the engine of a zetec loom with a 1.8 130bhp ecu.

custom exhaust, induction kit.