Engine Performance problem
1990 Mazda 323 4 cyl Front Wheel Drive Manual 190 miles

my car Mazda 323 1990 3B milling 190000 it has increasing in the fuel consumption , the engine ruining high in the idling speed, the engine does not start from the first time especially in the morning and need accelerating , in the last the months i had changed the timing belt ,sparking plugs and wires,and the air filter