The Spirit of Sturgis Vintage Motorcycle Festival
Antique Flat Track Classes
MONDAY August 6th 2018
ALL MOTORCYCLE RACERS MUST HAVE PROPER SAFETY GEAR INCLUDING LEATHERS, BOOTS, GLOVES & FULLFACE HELMET. RACERS MUST BE 16 YEARS OLD OR OLDER TO COMPETE.
BOARD TRACK – TEENS THRU 1928
1. No brakes.
2. No gearbox or clutch (if running, transmission must be locked in one gear).
3. Rolling starts
4. Wheels & Tires: 28 x 2 1/4 ribbed racing tires on clincher rims or 28 x 3 tires on clincher rims or 21 x 3 Avon-style ribbon Speedmaster tires on 21 inch drop-center rims. Button tread or Non-Skid clincher tires can also be used.
5. Handlebars must drop below the horizontal plane of the motorcycle.
HAND SHIFT –1933 THRU 1951
1. No brakes and rigid frame.
2. Hand shift and foot clutch.
3. Linkert or Amal Carb
4. Motor must be under 57 Cubic Inches
NEW CLASS!!!
BREAKLESS 500/750 - PRE 1969
1. 1968 and earlier
2. Brakeless
3. Rigid
4. 750 CC Sidevalve
5. 500 Over Head Valve
6. Handshift or foot shift
VINTAGE TWINS THRU 1983
1. Rear brake required.
2. Twin shocks on XR750 and RS750.
3. 42mm forks are legal.
4. No larger than a wm5 rear wheel.
PRE 1980s "RUN WHAT YA BRUNG!"
1. Rear brake required
2. Must have proper safety gear including leather jacket, boots, gloves and full faced helmet
3. NO HEADLIGHTS
HOOLIGAN
1. 750 STREET BIKE
2. Rear brake required
3. NO HEADLIGHTS
4. Must have proper safety gear including leather jacket, boots, gloves and full faced helmet
KID CLASS - 50cc MINI BIKE CLASS
1. Rear brake required
2. Pump fuel only
3. Must have parent or guardian sign racer consent form
3. Must wear have proper safety gear including full face helmet, gloves, goggles and boots.
BOARD TRACK – TEENS THRU 1928
1. No brakes.
2. No gearbox or clutch (if running, transmission must be locked in one gear).
3. Rolling starts
4. Wheels & Tires: 28 x 2 1/4 ribbed racing tires on clincher rims or 28 x 3 tires on clincher rims or 21 x 3 Avon-style ribbon Speedmaster tires on 21 inch drop-center rims. Button tread or Non-Skid clincher tires can also be used.
5. Handlebars must drop below the horizontal plane of the motorcycle.
HAND SHIFT –1933 THRU 1951
1. No brakes and rigid frame.
2. Hand shift and foot clutch.
3. Linkert or Amal Carb
4. Motor must be under 57 Cubic Inches
NEW CLASS!!!
BREAKLESS 500/750 - PRE 1969
1. 1968 and earlier
2. Brakeless
3. Rigid
4. 750 CC Sidevalve
5. 500 Over Head Valve
6. Handshift or foot shift
VINTAGE TWINS THRU 1983
1. Rear brake required.
2. Twin shocks on XR750 and RS750.
3. 42mm forks are legal.
4. No larger than a wm5 rear wheel.
PRE 1980s "RUN WHAT YA BRUNG!"
1. Rear brake required
2. Must have proper safety gear including leather jacket, boots, gloves and full faced helmet
3. NO HEADLIGHTS
HOOLIGAN
1. 750 STREET BIKE
2. Rear brake required
3. NO HEADLIGHTS
4. Must have proper safety gear including leather jacket, boots, gloves and full faced helmet
KID CLASS - 50cc MINI BIKE CLASS
1. Rear brake required
2. Pump fuel only
3. Must have parent or guardian sign racer consent form
3. Must wear have proper safety gear including full face helmet, gloves, goggles and boots.
The Spirit of Sturgis Vintage Motorcycle Festival
Vintage Dirt Drags Classes
MONDAY August 6th 2018
following Antique Motorcycle Races
MOTORCYCLE RACERS MUST WEAR EYE PROTECTION, GLOVES, BOOTS & A HELMET
RACERS MUST BE 16 YEARS OLD OR OLDER TO COMPETE
MOTORCYCLE CLASSES
ANTIQUE – 1910 THRU 1935
1. Rear brakes required
2. Rigid frame
3. Belt drives are okay
4. Wheels & Tires: NO clincher rims, NO super knobby or paddle tires.
45 ci HAND SHIFT –1936 THRU 1951
1. must be in a rigid frame.
2. Hand shift and foot clutch.
3. No super knobby or paddle tires
61 ci HAND SHIFT –1936 THRU 1951
1. must be in a rigid frame.
2. Hand shift and foot clutch
3. No super knobby or paddle tires
VINTAGE PRE-1970 "RUN WHAT YA BRUNG" CLASS
1. Rear brakes required
2. Pump fuel only
3. No super knobby or paddle tires
KID CLASSES (AGES 5-14)
CLASSES ARE SPLIT INTO TWO AGE GROUPS, 14 years old and under & 9 years old and under
50cc Mini Bike Drags (50cc or under)
1. Must have parent or guardian sign racer consent form
2. Mini Bike and must be pre1990 or be handbuilt with quality for safety of racer.
3. No headlights
4. Must have visible race numbers on each side
5. Racer must wear helmet, goggles, jacket and gloves.
6. Pump Fuel Only