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2007 CLASS STRUCTURES

Updated 05.01.2007

BRIGGS JUNIOR SPTS 1 LITE & HEAVY
DRIVER REQ: Age 8 thru 10. ENGINE: Briggs & Stratton Stock 5HP, with a 0.425” (purple) restrictor plate / Briggs & Stratton Stock Animal Engine with a restrictor plate top hole 0.235” and a bottom hole of 0.275” (purple). FUEL: Methanol. MINIMUM WEIGHT: 250 lbs. (LITE). MINIMUM WEIGHT: 265 lbs. (HEAVY). OTHER: No steering fairing. SPEC TIRE: Firestone YGF.

BRIGGS JUNIOR SPTS 2 LITE & HEAVY
DRIVER REQ: Ages 10 thru 12. ENGINE: Briggs & Stratton Stock 5HP, with a 0.500” (turquoise) restrictor plate / Briggs & Stratton Stock Animal Engine with a restrictor plate top hole 0.275” and a bottom hole of 0.325” (turquoise/blue). FUEL: Methanol. MINIMUM WEIGHT: 275 lbs. (LITE). MINIMUM WEIGHT: 290 lbs. (HEAVY). OTHER: No steering fairing. SPEC TIRE: Firestone YGF.

BRIGGS JUNIOR LITE & HEAVY
DRIVER REQ: Age 12 thru 15. ENGINE: Briggs & Stratton Stock 5HP with a 0.575” (gold) restrictor plate. FUEL: Methanol. MINIMUM WEIGHT: 300 lbs. (LITE). MINIMUM WEIGHT: 320 lbs. (HEAVY). SPEC TIRE: Firestone YGF.

BRIGGS JR ANIMAL LITE AND HEAVY
DRIVER REQ: Age 12 through 15. ENGINE: Briggs & Stratton Animal engine. Must run 0.505” (gold) restrictor plate. FUEL: Methanol. MINIMUM WEIGHT: 300 lbs. (LITE). MINIMUM WEIGHT: 320 lbs. (HEAVY). SPEC TIRE: Firestone YGF.

BRIGGS LITE, MED, & HEAVY
DRIVER REQ: Age 15 and older. ENGINE: Briggs & Stratton Stock 5HP. FUEL: Methanol. MINIMUM WEIGHT: 325 lbs. (LITE). MINIMUM WEIGHT: 350 lbs. (MEDIUM). MINIMUM WEIGHT: 375 lbs. (HEAVY). SPEC TIRE: Dunlop DCS.

BRIGGS ANIMAL MED. & HEAVY
DRIVER REQ: Age 15 and older. ENGINE: Briggs & Stratton Animal engine. FUEL: Methanol. MINIMUM WEIGHT: 350 lbs. (MEDIUM). MINIMUM WEIGHT: 375 lbs. (HEAVY). SPEC TIRE: Dunlop DCS.

BRIGGS JR CHAMP LITE & HEAVY
DRIVER REQ: Age 12 thru 15. ENGINE: Briggs & Stratton Stock 5 HP. FUEL: Methanol. MINIMUM WEIGHT: 345 lbs. (LITE). MINIMUM WEIGHT: 360 lbs. (HEAVY). SPEC TIRE: Dunlop DCS.

BRIGGS JR. SPORTSMAN 1 CHAMP 1 & 2
DRIVER REQ: Age 8 thru 10. ENGINE: Briggs & Stratton Stock 5HP, with a 0.425” (purple) restrictor plate. FUEL: Methanol. MINIMUM WEIGHT: 300. SPEC TIRE: Dunlop DCS. OTHER: Races Saturday & Sunday, Single Championship – Best 4 of 6 races counted.

BRIGGS JR. SPORTSMAN 2 CHAMP 1 & 2
DRIVER REQ: Age 10 thru 12. ENGINE: Briggs & Stratton Stock 5HP, with a 0.500” (turquoise) restrictor plate. FUEL: Methanol. MINIMUM WEIGHT: 315. SPEC TIRE: Dunlop DCS. OTHER: Races Saturday & Sunday, Single Championship – Best 4 of 6 races counted.

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