Until AMD Made the K6-2+, their processors weren't very capable of overclocking. You can only get a few megahertz faster for these chips. You should be able to make a 533 into a 550, and making the bus 100MHz will help a lot. I recently ran a K6-2 550 at 577, but couldn't do anything more.
😎 <font color=blue> Blowing things up smells Aweful... </font color=blue>