Post by Warthog on May 16, 2007 9:44:37 GMT -6
Modified Division Rules
BODY:
1. The main body structure must be made of wood. Cars are only eligible to earn points for 12 months.
2. Weight: Maximum 5 ounces on scale accurate to 1/10 ounce.
3. Car Body Size Requirements:
A. Width - 2 3/4 inches
B. Length - 7 inches
C. Center Rail Width Clearance –1 3/4 inches minimum.
D. Bottom Clearance - 3/8 inches from track.
E. Height – Not to exceed 2 7/8 inches.
4. The car design may be enhanced by the addition of other stable materials such as plastic or metal. Any additions must be firmly attached and meet Car Size Requirements.
5. No part of the car body may protrude in front of the starting peg.
6. The following items are PROHIBITED:
A. Springs
B. Starting devices or propellants
C. Electronic or lighting devices
D. Liquids, wet paint, oil, sticky substance, or powders of any kind (other than axle lubrication)
E. Glass or excessively fragile parts
F. Wheel bearings
G. Loose objects on car
H. Magnets
WHEELS:
7. Wheels for the Modified Division must conform to the following specifications:
A. Wheels must be 31mm diameter or smaller.
B. Wheels must be constructed of plastic, rubber, or polyurethane.
C. Wheel hubs may be made of metal, but may never come in direct surface contact with the track.
8. Cars must have at least four wheels, however, it is not required that all four wheels make contact with the track surface.
9. The wheels must be attached directly to axle and spin freely.
AXLES:
10. Readily available nail or pin type axles are allowed with an overall diameter of no less than .084 inches. Some polishing and/or modification is allowed as long as overall diameter is not reduced.
11. Axles must not be connected to any device that mechanically alters rotation and spin.
12. Lubricants must be dry on the axle at race time. Wet, oily, or greasy axles are not allowed. Over-application of lubricant which results in excessive shedding onto the track is not allowed. Approved lubricants include (but are not limited to) graphite, Teflon, Nyloil, and Krytox.
13. Cars may be reclassified or disqualified if they are determined by the race officials to not meet these requirements.
BODY:
1. The main body structure must be made of wood. Cars are only eligible to earn points for 12 months.
2. Weight: Maximum 5 ounces on scale accurate to 1/10 ounce.
3. Car Body Size Requirements:
A. Width - 2 3/4 inches
B. Length - 7 inches
C. Center Rail Width Clearance –1 3/4 inches minimum.
D. Bottom Clearance - 3/8 inches from track.
E. Height – Not to exceed 2 7/8 inches.
4. The car design may be enhanced by the addition of other stable materials such as plastic or metal. Any additions must be firmly attached and meet Car Size Requirements.
5. No part of the car body may protrude in front of the starting peg.
6. The following items are PROHIBITED:
A. Springs
B. Starting devices or propellants
C. Electronic or lighting devices
D. Liquids, wet paint, oil, sticky substance, or powders of any kind (other than axle lubrication)
E. Glass or excessively fragile parts
F. Wheel bearings
G. Loose objects on car
H. Magnets
WHEELS:
7. Wheels for the Modified Division must conform to the following specifications:
A. Wheels must be 31mm diameter or smaller.
B. Wheels must be constructed of plastic, rubber, or polyurethane.
C. Wheel hubs may be made of metal, but may never come in direct surface contact with the track.
8. Cars must have at least four wheels, however, it is not required that all four wheels make contact with the track surface.
9. The wheels must be attached directly to axle and spin freely.
AXLES:
10. Readily available nail or pin type axles are allowed with an overall diameter of no less than .084 inches. Some polishing and/or modification is allowed as long as overall diameter is not reduced.
11. Axles must not be connected to any device that mechanically alters rotation and spin.
12. Lubricants must be dry on the axle at race time. Wet, oily, or greasy axles are not allowed. Over-application of lubricant which results in excessive shedding onto the track is not allowed. Approved lubricants include (but are not limited to) graphite, Teflon, Nyloil, and Krytox.
13. Cars may be reclassified or disqualified if they are determined by the race officials to not meet these requirements.