Youth Stock - 13hp. and under.      (13 years of age and under as of May 1^st.)

   850 lbs. - 950 lbs.

Stock - 10 hp. and under

   850 lbs. - 950 lbs.

Stock - 11 hp. to 13 hp.

   850 lbs. - 950 lbs.

Stock – 14hp. to 18hp.

  950 lbs. - 1050 lbs.

Improved Stock - 10hp. and under.

 950 lbs.  -  1050 lbs.

Improved Stock – 11hp. to 13hp.

 950 lbs.  -  1050 lbs.

Improved Stock – 14 hp. to 16hp.

 950 lbs.  - 1050 lbs.

Improved Stock Twins

 950 lbs.  -  1050 lbs.

Hot Stock 13 hp. and under (flat head only)

950lbs.  -  1050lbs.

Hot Stock 14-16 hp. (flat head only)

950lbs. – 1050lbs.

Hot Stock Twins (small block only)

950lbs. – 1050lbs.

Stock Altered

1000 lbs.  -   1100 lbs.

Pro Stock

 1000 lbs.  - 1100 lbs.

Pro Altered Twin (small block only)

1050 lbs.  -   1150 lbs.

Pro Stock Diesel

  1050 lbs.  -   1200 lbs.

Outlaw

1100lbs. - 1200lbs.

Limited Outlaw

  1350lbs.  - 1450lbs.

Super Outlaw

1500lbs. – 1600lbs.