OOM Class Structure

    DISCLAIMER: AT LEAST FIVE RIDERS are required to constitute a class OR create an additional class not listed. ALL classes are subject to possible change or amendment. Class listing DOES NOT indicate event running order. Race officials will exercise discretion in the event of possible class combination and/or scoring a combined class in its entirety, or separately.

OOM FLAT TRACK CLASSES

YOUTH BIKE

1. Junior 50 – 50cc engine, age 4 to 6

2. Senior 50 – 50cc engine, age 7 to 8

3. 80cc Bike – age 7 to 11

4. Youth 4-stk Bike – age 7 to 11

100cc or less 4-stk w/FT tires

125cc or less AIR COOLED 4-stk with knobby tires / NO DTX

YOUTH QUAD

1. 70 Quad – 70cc or less, age 4 to 8

2. 110 Quad – 110cc or less, age 7 to 11

BIG QUADS

1. Small Bore Quad – 375cc or less

2. Sportsman Quad – 376cc & UP 4-stk, 250cc & UP 2-stk – KNOBBY TIRES ONLY! – SWAY BARS PROHIBITED!

3. Big Bore Quad – 376cc to open 4-stk, 250cc to open 2-stk

4. Senior Quad – Age 30+, any quad

5. Outlaw 400 –400cc or less on jug

6. Outlaw 450 – 450cc or less on Jug

7. Open Amateur Quad – Age 12+, any quad, Outlaw Class payout, entries are not eligible for Open Pro Quad

8. Money Quad – Age 16+, any quad, entries are not eligible for Open Am. Quad

BIG BIKES

1. 125cc – Age 12+, 125cc or less 2-stk

2. 250cc – Age 12+, 250cc or less

3. 450cc – Age 14+, 450cc or less 4-stk & 250cc or less 2-stk

4. Outlaw Pit Bike – Age 20+

AIR COOLED 4-STROKES ONLY

150cc or less / any frame or tire

151cc to 200cc / stock frame & suspension / knobby tires / NO DTX

5. Knobby Bike – Age 12+, any knobby tire bike

6. Vintage Bike – Age 12+, any vintage bike

7. Senior Bike – Age 30+, any bike

8. Open Amateur Bike – Age 12+, any bike, Outlaw Class payout, entries are not eligible for Open Pro Bike

9. Money Bike – Age 16+, any bike, entries are not eligible for Open Am. Bike

DISCLAIMER: AT LEAST FIVE RIDERS are required to constitute a class OR create an additional class not listed. ALL classes are subject to possible change or amendment. Class listing DOES NOT indicate event running order. Race officials will exercise discretion in the event of possible class combination and/or scoring a combined class in its entirety, or separately.