Post by SKR on Dec 24, 2015 12:08:58 GMT -7
| Chassis Build | Mountain Motor Pro Stock (26v) MM/PS |
| Tires | Silly Foams, after market wheels allowed |
| Gears | any readily available |
| Armature | After market allowed. Minimum 2.4 ohm reading. Balancing & Timing allowed. |
| Motor Magnets | Ceramic grade |
| Chassis | modifications allowed to stock chassis. Bearings allowed |
| Traction Magnets | Polymer grade and lower grades are legal |
| Electrical | Unlimited |
Body | Plastic or Resin. No Lexan |
Weight | 22 grams minimum |
| Miscellaneous |
| Chassis Build Definitions |
| Stock Manufacturer; Part must be made by manufacturer as manufactured for type of chassis being used. |
| Chassis Cutting; to include sanding, drilling, modifications of any nature. Exception will be AW 4G chassis body mounts in classes that are applicable. |
| Readily Available; Newly developed parts must be readily available to the public 3 months before an event and must meet the approval of the NTRA. |
Blue Printing; Polishing, de-burring, balancing. Excessive material may not be removed to lighten. Small cuts on armature lams for balancing purposes only. |
| Chassis Build | Modern Funny Car Inline Chassis |
| Tires | Silly Foams, after market wheel allowed |
| Gears | any readily available |
| Armature | After market allowed. Minimum 2.4 ohm reading. Balancing & Timing allowed. |
| Motor Magnets | Polymer and lower grades legal |
| Chassis | modifications allowed to stock chassis. Bearings allowed. |
| Traction Magnets | Polymer grade and lower grades are legal |
| Electrical | Unlimited |
Body | Plastic or Resin. No Lexan |
| Miscellaneous | Must be a 1990 or newer model, Funny Car body only |
| Chassis Build |
|
Tires | Any wheel/tire combo allowed including silly foam tires. |
Gears | Unrestricted, must be readily available. |
Armature | Factory wound armatures only. No custom wound or hand wound armatures allowed. Armature may not be lower than 5.0 ohm Blueprinting permitted. No de-winding or timing adjustments allowed. |
Motor Magnets | 2 motor magnets max. Polymer and lower grades allowed. No cobalt, rare earth or Neo motor magnets allowed. Magnets may be glued into place. |
Chassis | Blueprinting is permitted. Cutting on chassis and top plate allowed. Top plates may be changed to different mfg. other than chassis being used. One guide pin only. Must use 4G or AFX specialty top plate. |
Traction Magnets | Allowed, no more than 2 mounted to bottom of chassis. All grades permitted. |
Electrical | Readily available. Stock or stock replacement. Braids allowed. Shunt wires are permitted. |
Body | Rear engine rails only. Bodies must be made of hard plastic, injection molded or resin material. |
Miscellaneous | Wheelie bars are allowed. Ballast is permitted but must not be visible from the outside of body. |
| Chassis Build Definitions |
| Stock Manufacturer; Part must be made by manufacturer as manufactured for type of chassis being used. |
| Chassis Cutting; to include sanding, drilling, modifications of any nature. Exception will be AW 4G chassis body mounts in classes that are applicable. |
| Readily Available; Newly developed parts must be readily available to the public 3 months before an event and must meet the approval of the NTRA. |
