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 6500 Limited Super Stock

1.)      Only one engine and one turbo (or supercharger on automotive engine) per tractor.

2.)      Tractor must have functioning kill switch, air shutoff, or fuel shutoff.

3.)      No nitrous oxide.

4.)      Alcohol fuel is allowed

5.)      Tire size is open.

6.)      650 cubic inch limits.

7.)      Tractors will be equipped with a steel flywheel and pressure plate. Positively no gray cast metal allowed in any flywheel or clutch component.

8.)      Tractors will be equipped with a SFI SPEC 4.2 bell housing blanket. Any exposed automatic type transmission must be covered by scatter shield.

9.)      Tractors with agriculture type engine, 360 cubic inch or less may run two (2) turbo chargers.

    10)   Tractors with agriculture type engine, 361 cubic inch or more may run two (2) turbo chargers, but must weigh 6000 pounds.