does it sound like its really tappy could be the tappets have lost all its oil
try again with number one piston up and douable check that the timing is spot on
check the timming belt to
could be the injecters are blocked have you tried changing them or swapping them about to c if the miss changes to another bore
had it before thet the ht leads were 180 out and i was adamant that they were right until i rechecked them oops