erm. guys.. i was wandering..my car is proton waja(a) mitsu engine..

few months ago, my car was able to go till 220km/h..and... and..i dint even step to the bottom.. i only step 4/5 down...

i use back the same road i make the record and wan to take picture...

but i only able to push my car till 180 only..i step to the bottom...why??!!

i bring a passenger but i remove the spare tyre behind....

hmmm... wat happen la my car.. wat is the problem...

any sifu have this problem?? please help here..

Guthrie??
dun think so lor.. many up and down.. uneven..
not so suitable for those hu lowered the car...