i own a toyota corolla 92 model 2e engine... recently nasira distributor advancer ko at condenser so nagpalit ako ng bago and at the same time pinalinis ko rin carburdor ko.. my problem is that naglalaro s 7km/l (city driving) consumption ko ngayon dati naman is 9-10km/l.... help naman dyan baka may idea kayo... tnx po