Late Breaking News.........From NTPA

The following rules will apply to the light Modified class for the 2009 season:

6300 lb. Modified State National Level limits
(These rules apply to State and Regional events where offered)

1. Two (2) blown automotive engines with 8-71 superchargers at the overdrive limits listed below (No turbochargers allowed):

a. Wedge heads that will accept a stock OEM intake manifold bolt pattern limited to 70% maximum overdrive.

b. Wedge heads without a stock OEM intake manifold bolt pattern are limited to 50% maximum overdrive (Exception – Big Chief Heads).

c. Hemi-style or Big Chief Heads are limited to a maximum of 26% overdrive.

2. One (1) blown automotive engines with 14-71 superchargers at 70% maximum overdrive.

3. Three (3) naturally aspirated Big Block automotive engines.

4. Four (4) naturally aspirated Small Block automotive engines.

5. One (1) Allison engine on alcohol (no gas) with a maximum of an 8.8-1 supercharger with stock 9.5 inch blower wheel. Must use stock Allison 2 port butterfly in stock Allison location.

6. One (1) industrial or marine engine twelve (12) cylinder limit, with a 2500 cubic inch limit or 3000 mfg. rated HP.

7. One (1) Packard on alcohol with 6.5-1 supercharger. Stock Packard butterfly must be utilized, in stock location.

8. Two (2) Ranger aircraft engines with a max of 800 cubic inch with single stage centrifugal chargers on alcohol with fuel injection.

9. One (1) Turbine or combination of NTPA recognized turbine engines not to exceed a maximum of 3000 total horsepower using the ratings as approved by NTPA. No fluids except for engine oil and jet fuel allowed being used or onboard vehicle. Two (2) T-53 L13 Turbines, or One (1) T-64 6 Turbine, or One (1) T-55 L7C Turbine.

No Griffon engines allowed.

No variances for newly built machines.

Note: Purse shall be $2850 paid down ten places