These are some old bookmarks I had from the time I had my '83 V65.... very old and hopefully most of them work... hope they are of some use to the membership. http://www.honda-v4.com/sabmag/v4honda/oilmod-dd.html http://www.magnaownersoftexas.com/wheretofind.htm http://moto-road.com/SabMag/ http://www.scootworks.com/shop.cgi/page=estorehonda.htm/SID=1484495054.22502 http://www.factorypro.com/tech_tuning_procedures/tuning_carbtune,CV,high_rpm_engines.html http://v4musclebike.com/forums/index.php