Ok its a long list but here it goes.
New engine, Air Flow Meter, Coolant temp sensor, Knock Sensor.
1. When cold and after start, resonble amount of smoke out back smells very rich... (fuels ecconomy ************ but arnt all subarus) (oil cunsumption a little but bugger all maybee 1/2 a litre every 10000kms
2. Idle fine after start, but if you rev it a few times when it returns to idle it runs like a sack of ************.
3. When driving and its cold, when it changes into second there is a bog down / hesitation if you put your foot down more it doesnt seem to do anything but changes the engine sound (like to much fuel) the kick down ie changing down a gear doesnt really seem to work well when cold either) safty thing?
PLEASEE HELP ME!!!!!!!!, such a wonderfull car when its hot, but a peice of ************ when its cold,, spent a fortune trying to figure this out, still no luck though...