Yep... I have a cheat code for you....
PRACTICE!!
Seriously, its much more fun going the long route as you slowly see your car develop.... you also get much better at the game...
I still have my fully modded Cobra and Lotus...
__________________
Uncle Sam
"What the hell is up with all the gauges?
Calling Captain Kirk, your ride awaits... Phasers on stun...."