Any Briggs Dealer should have that manual.
It's about $13
Or you can order it directly from briggs at
http://shop.briggsandstratton.com/BShopProductPage.asp?CatalogID=56B2B9AA-283C-11D4-8886-00B0D0203414&MECID=100&SessionID=A08E3CEB-0DB3-43B8-AD11-D78F5B5872EB&CategoryID=&lrid=&ProductID=56B2BADA-283C-11D4-8886-00B0D0203414
Rick, March 2006