91 S-10 upgrades HELP!!!

hey i have a 91 xtend-cab s-10 it has a 305 in it i race it all the time and it runs pretty damn good ask the boys in town hehe..(ima chick).. well i wana know if anyone knows what i can do to give it more power instead of droping a 350 in it which i have buts its in my dads 81 camaro.. please help me .. email.. : [email protected]
thanks: heather

First off what is the 305 out of? Is it carburated, throttle body or tune port injected? What is your rear gear ratio? When running a rear wheel drive most people dont realize how simple it is to change the gear ratio to improve acceleration.