-You have much empty space - avoid that
-Don't mix stock components with DSL components.
(repetitive)
-You can underpower your bot if it uses only spin motors. Also ant batts pwn because your batteries will last longer.
-Use good wheels in DSL. Best are Techno Destructo, Hypnodisc, both of the DSL wheels, Vladiator, Tornado.
________________________________
I was feeling nice so i built you an example:

Still, this is not what i call a good bot - just an example.
____________________
Finally, install a fresh copy of RA2, patch the thing, then install DSL following the instructions.
Also DSL is much more high powered than Stock. Using a stock bot to fight a DSL ones is bravery (or suicide, depends of the bot) and using a DSL bot to fight a stock bot is easy as

, and considered cheating.
EDIT: one last thing: unrealistic DSL bots (bots that couldn't be built IRL) are really disliked.________