Personally, I find added weight helps the Mini-Z's handle better.
There was a time when many Members were preaching against alloy parts, as they [in their opinions] slowed the cars down!
Yea, right! So, I started an interesting Thread about this too.
The feedback was constructive indeed, with opinions for those for and against added weight.
Here it is:
http://mini-zracer.com/forums/showth...&threadid=1136