Effective from 16 Februari, 2000

Minimum weigt on nitrouscars: 2450 lb Minimum weigt on compressorcars: 2702 lb Minimum weigt on nitrouscars: model 1959 and older: 2400 lb Minimum weigt on compressorcars: model 1959 and older: 2651 lb Minimum weigt on compressorcars: widh "billet-heads": 2702 lb Minimum weigt on compressorcars: widh "billet-heads": model 1959 and older: 2651 lb Maximum overdrive for standard Roots-/standard Helix-compressor: 50% (Rotorangel may not exceed 4 degrees/inch.) Maximum overdrive for High Helix-compressor: 29% (Rotorangel may not exceed 6,5 degrees/inch.) Limits for overdrives is also effective on "Hemi-engines".