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SEMRA 2009 Class Structure

Machines are divided into classes based on the criteria of engine displacement and type (two stroke/four stroke), wheel size, and water or air cooled.


Kids Novice B - (Ages 4-7) Sponsored by: PicPapa Photos

50cc Two stroke, 100cc Four stroke

Kids Novice A - (Ages 8-13) Sponsored by: Kling Racing, Cobra of Augusta

Up to 125cc four stroke, stock motors. 50cc two stroke. No engine mods. Aftermarket pipe and jetting changes only.

Kids Spec - (Ages 6-13) Sponsored by: Thumpstar

Must run Thumpstar Kids Spec bike.  This class will run independently of other classes so that kids spec riders can also race other classes. If the Kids Spec bike was purchased from Bob Henderson, their Spec entry is FREE!

Kids Expert (Ages 7-13) Sponsored by: M & M Racing     Westminster, SC

Up to 65cc two stroke, up to 125cc four stroke. This class will race with F1. Racers in this class MUST be approved by Semra officials

Adult Novice

Ages 14 and up. Any SEMRA legal mini may compete in this class. When a competitor's times AND SKILL level approach the times being turned in the main classes, they will be moved. The rule of thumb will be 110% of main event laptimes.

Formula 1 Sponsored by: _

50cc water cooled two strokes, 60cc air cooled two strokes, and up to 112cc air cooled four strokes.

Formula 2 Sponsored by: Automated Consulting Services, Inc

Two strokes up to 65cc, 4 strokes up to 125cc under Superbike rules. Bikes may have unlimited engine mods but must not exceed max displacement.

GP 85 Sponsored by: Automated Consulting Services, Inc

Two strokes up to 85cc, air-cooled four stokes up to 190cc under Superbike rules.

Thumper 136 Sponsored by_

Four stroke machines only up to 136cc under Superbike rules. Unlimited engine mods, but can not exceed 136cc. Examples: XR100, TTR125, DR125, Spec Bike

Thumper 150 Sponsored by:  Livengood Motorsports

Four stroke machines up to150cc for water-cooled and 190cc for air-cooled under Superbike rules. Unlimited engine modifications, but must not exceed maximum displacement.

SuperMini Sponsored by:  _

Two stokes machines up to 105cc maximum displacement or Four stroke machines up to 150cc for water-cooled and 190cc for air-cooled. Unlimited engine modifications, but must not exceed maximum displacement.

Supermoto Sponsored by: D & D Cycles of Pensacola   Pensacola, FL

Up to 525cc dirt bike chassis, any wheels.

LW Spec Sponsored by: Thumpstar

Thumpstar/SEMRA Spec bike 125cc - Rider and gear weighing 194 Lbs or less.
Both HW and LW Spec will be on the track concurrently.

HW Spec Sponsored by:  Thumpstar

Thumpstar/SEMRA Spec bike 125cc - Rider and gear weighing 195 Lbs or more.
Both HW and LW Spec will be on the track concurrently.

  

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Copyright © 2009 Southeasten Mini Roadracing Association, LLC
Last modified: 04/06/2009