There are 2 versions of the Supplemental Rules posted here. The official version in .pdf format for downloading, printing, and viewing. And an unofficial version in web page format for easy viewing online. You must have the free Adobe Acrobat Reader software to view or print the .pdf version. The free Adobe Acrobat software can be downloaded from the link below. While both versions of he supplemental rulebook should be identical, the .pdf version will be the document of record and will take precedence over all other versions.
The
Official MSHSS Supplemental Rulebook
Printable pdf format (ver
4.4 11/12/07) (124Kb)
Online MSHSS Supplemental Rulebook
( ver 4.4 11/12/07 - 245Kb)
2007
AMA Amatuer Competiton Rulebook
(Printable pdf, from
the AMA website 283Kb)
AMA 51cc stock class/machine chart
Find which 50's are legal in our PW classes here
Note:
Our PW 4-6 is AMA class #1 (+ XR/CR 50)
Our PW 7-8 is AMA class #2
AMA 2007 51cc Model Chart
AMA 2006 51cc Model Chart
AMA 2005 51cc Model Chart
AMA 2004 51cc Model Chart
Go here
to get the free software to open Adobe ".pdf" files: