Hilliard Winter Championship

Super Stock​   13" hitch - 1050# 

1. Single cylinder Super Stock is defined as any tractor having a

          one cylinder, air cooled, four cycle, flat head, 2 valves

          on the same side, 50.5 cubic inch engine.
2. Any type of naturally aspirated induction is permitted.
3. Tractors must run on alcohol with NO ADDITIVES (CLEAR).
         Bring your own alcohol. Subject to fuel check.
​         See general rules for penalty if caught with illegal fuel.
         checked and carburetor venturi will be measured.​
4. No pressurized fuel tanks, no nitrous oxide.

5. Tractor weighting.

         Super Stock Fuel Injection Engines - 1050#
         Super Stock Carbureted - 1050#
         Super Stock Classic - 1050#​

*All Hilliard general safety rules will be strictly enforced.*