Area: Aminet/hard/hack
Short:  Convert Stock a3000-25 to run at 33mhz

INSTALLATION:  Once you have ordered these parts, just desolder 
the 50mhz crystal and solder the 14pin socket where the 50mhz 
crystal was, and place the 66mhz crystal in it.  Now put the 
heatsink on the 68030.