This shows you how to use a timing gun to advance timing but you don't have to use it, jsut gotta be careful and not get to greedy.
http://www.c-speedracing.com/howto/timing/timing.html
This one shows how to do without the gun and its easier to understand
http://integra.vtec.net/engine/timing.html
One last thing, if you advance your timing make sure to use AT LEAST 89 octane gas but 92 is recommended.