AHRMA Handbook - alp-sys.com

1 AHRMA Handbook2010 AHRMA Handbook2010 VMXVMXRACINGRACINGREPLACEMENTOEMHONDA PLASTICREPRODUCTION PARTS AND ACCESSORIES FOR VINTAGE MOTOCROSS BIKES FROM 1973 1983 HONDA CR125,250,480,XR75,MR50,HONDA ELSINORE PLASTIC BODYWORK,SWINGARMS & DECALSCALL Historic Racing Motorcycle Association, Ltd. AHRMA National Offices309 Buffalo Road, Goodlettsville, TN 37072 615-420-6435, fax 615-420-6438 December 2009 2009 AHRMA . All rights of Twins , Sound of Thunder , Sound of Singles , BEARS and Battle of Legends are registered trademarks of the American Historic Racing Motorcycle the cOver: how many different ways can you have fun on two wheels old and new?

2 Thanks to the following for supplying photos: , Wayne Franklin, F & S enterprises, Bill Golden, Bill ryburn, and Janet GAS WELDING & TIG WELDINGOVER 30 YEARS EXPERIENCEALUMINUM GAS TANKS & OIL TANKSH andcraftedLightweight, Polished Race Tanks Replicated or Custom DesignTank RepairsAll WorkMetal Finished Andrew H. Cowell2375 Midway Road SEBolivia, NC 28422 Voice: : : Mooney s Petty Manx #11X3n SECTION 1 INTRODUCTIONThe American historic racing Motorcycle Association is a member-owned nonprofit association dedicated to enhancing the sport of historic motorcycle racing and the enjoyment of riders and spectators.

3 The purpose of all historic motorcycle racing is to provide an appropriate environment for and to showcase competition among classic and certain special-interest clubman and grand prix racing motorcycles. AHRMA recognizes the difficulty and problems involved in maintaining these rare and valuable machines. These rules and class categories are founded upon the technical advice of experts and are intended to provide meaningful, fair rules and guidelines contained in this book have evolved from many former vintage racing clubs.

4 They represent the latest thinking and evolution of the vintage racing movement. The aim is to provide the best and safest competition through uniform rules and consistent also offers a forum for alternative types of modern roadracing that otherwise would not receive the exposure they deserve. These include Sound of Singles, Battle of twins and Sound of questions arise regarding interpretation of these rules, decisions by AHRMA officials and personnel will be based on the intent of the rules in rules of competition are intended only as a uniform guide for the conduct of the sport.

5 Rules related to safety are designed to make all persons concerned with safety, but AHRMA does not warrant safety if the rules are followed. Each participant in competition has the responsibility of assessing the safety aspects of facilities and conditions. Participation after such an assessment indicates an assumption of the risk. Motor racing can be regarding this Handbook should be directed to the AHRMA executive Director, rules committee members or other officials listed in Section 17. rules updates may be published during the year in Vintage Views.

6 Any such changes also may be found on AHRMA s web site at , its logo, graphics and Handbook are the property of the American historic racing Motorcycle Association. Any use of the name, logo, graphics or Handbook without express writ-ten permission is NOTE: rules and wording that are new for 2010 are underlined. Please pay attention to these TABLE OF CONTENTSS ection 1 Introduction ..3 Section 2 Definitions ..6 Section 3 Events and Race Procedures ..7 Organization of AHRMA events..7 Machine eligibility ..7technical Inspection.

7 8rider eligibility..9rule Interpretation and Application ..10roadrace Procedures ..11roadrace Flags..12 Pit Bikes ..13 Section 4 Entry Procedure ..13 Section 5 Officials and Duties ..14 Section 6 Offenses, Penalties, Protests and Appeals ..16 Offenses..16 Penalties..17 Protests ..17 Appeals ..18 Section 7 Duties of AHRMA -affiliated Clubs and Promoters ..19 Section 8 Classes for AHRMA Race Meets ..20 Section 9 General Roadracing Rules ..25rider eligibility..25 Machine eligibility ..25technical Inspection ..25 Lockwire requirements.

8 26numbers and number Plates ..27 Scoring and Series Points Awards..28 Mechanical requirements for vintage classes..29 Mechanical requirements for Sound of Singles, Battle of twins & Sound of Thunder..32 Section 10 Requirements for Roadracing Classes ..36 Grand Prix: Premier 500, 500 GP, 350 GP, 250 GP, 200 GP Plus..36 Formula: Formula 750, Formula 500, Formula 250, Formula 125, Formula vintage..40classic: class c class c handshift, Pre-1940 GP, classic Sixties ..42 Sportsman..45novice historic Production..46 BeArS.

9 47vintage Superbike..47 Sidecar..50exhibition..50 Battle of twins..50 Sound of Singles ..51 Sound of Thunder..53 Section 11 Vintage Motocross ..53classes and eligibility ..53tech Inspection and Modifications ..58 Motocross rider Grading System ..61 Scoring at MX events ..62 Series Points Awards ..62race Procedures..625 Section 12 Post-Vintage Motocross ..63historic classes and eligibility..63 Gran Prix classes and eligibility..66 Ultima classes and eligibility..67 Additional classes ..67tech Inspection and Modifications.

10 68 General Motocross rules..69 Section 13 Observed Trials ..69classes..70technical Inspection and Modifications ..70class and Ability Levels..71event Procedures..72 Definitions for trials rules ..74national championship Points..75 Section 14 Dirt Track ..75rider eligibility/equipment ..76 Flat track classes..76tt classes..79race Procedures..80 Dirt track technical Inspection and Modifications..80tt technical Inspection and Modifications ..82 Series Points Awards ..82 Section 15 Cross Country ..83classes..83race Procedures.