@xulfiqar and @ser_gtr
great to hear that 
okay now problem one (black smoke and missing on starting) SOLVED...
coming to next problem TRACTION....
when ever i launch the car...it never stays in its line it weather moves left or right it had to move steering to control it...it do the same on shifting gear........(this all happens on RaCe mode
when driving normally its all Ok....
while driving in 2nd gear RPM at 3000......i floor the padel...car moves to left....leave the padel it moves right back.....
lower arm bush set changed
tie rod bush set changed
uper strut bar installed
lower strut bar installed
and the car is on 14 inch wheels, tyre profile 165/70/14
spacers are added to fit the wheels...spacers are just at the front
and yeah the places where lower arms are fixed locally known as "mookian" are newly built with 16guage metal sheet...old "mookian were rusted out...