hi all! i have a 96 omega that i hace swapped engine from x20xev to x25xe.
when i had the engine out i changed the timing belt, headgaskets, dis pack, ht, spark plugs, crank sensor, maf sensor.
there is spark and the engine gets fuel but it just wont start

had it at vaushall dealer but they couldnt figure out whats wrong...
anyone had same problem? or any ideas?
(sorry if my englidh is bad, im from norway

)