Racing Class Structure

Motocross Races Class Structure

50cc Track

50cc 4-6 Novice/Stock
50cc 7-8 Novice/Stock
50cc 4-8 Advanced/Stock
50cc 4-9 Super Modified
65cc 7-11 Beginner
Big Bike 4 Stroke, up to 110cc 4 stroke. 4 stroke & smaller,Includes PW 80
Kids Quads. Stock Production Machines only
0-70cc 4-8 Stock
0-90cc 9-11 Stock

Big Track

50cc Stars
65cc 7-11
85cc 7-11
85cc 12-15
85cc 7-15 Beginner
Super Mini 85-105
125cc 2 Stroke
250cc Jr 12-15 years old
450cc Expert
450cc Intermediate
450cc Novice
250cc Expert
250cc Intermediate
250cc Novice
Beginner
16-24 Open
Veterans 25+,30+,40+, 50+, 60+, 70+

Ironman MotoGP Class Struture

Group #1 Parade Lap now at 9 a.m.
1. Ironman Expert
2. Ironman Intermediate
3. Ironman Novice
4. Ironman Beginner
5. 125cc 2 Stroke
6. Vets 25+
7. Vets 35+
8. Vets 45+
9. Vets 50+
10. Vets 60+
11. Team
12. Vintage pre 1975
13. Vintage pre 1990 Air cooled
14. Vintage pre 1990 Liquid cooled

Group #2 Parade Lap at 10:30 a.m. Race starts at 10:45, white flag at 11:15 a.m. Mini bikes do not race on the sandy west end of the course.
1. 65cc 7-11
2. 85cc 7-15 Beginner
3. 85cc 7-11
4. 85cc 12-15
5. Super Mini

Vintage Series Classes

1. Vintage – 1974 and older. No more than 4″ rear wheel travel and no more than 7″ front wheel travel.

2. Evolution – 1975 to 1981. Bikes are long travel twin shock or mono shock – Ex. Yamaha YZ. No linkage suspension or disk brakes.

3. Revolution 1981- 1987 – Single shock, can we water cooled, may have power valve, rear drum brake.

4. Modern GP classes;

16-29, 30+, 40+, 50+, 60+ and Novice – No age provisions.

5. Youth Vintage and Modern. 65 Vintage, 65 Modern, 85 Vintage, 85 Modern.