Dave,
The files you require are located here>
http://cnc4pc.com/Files/MPG4_LPT2Brains.zip
1: Download MPG4_LPT2Brains.zip
2: Unzip file.
3: Copy the files into C:\MACH3\BRAINS
4: Configure Mach3 per instructions listed below>
http://cnc4pc.com/Tech_Docs/guide_fo..._over_LPT2.htm
Hope this helps
Jeff...