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    • Rulebook
      • 4" Nascar Rules
      • Nascar Hard Body Rules
      • Crate Late Model Rules
      • Bracket Drag Racing
      • H&R Racing Truck Rules
      • JK Boxstock Rules
      • Womp Rules
      • 4.5" Trucks Rules
      • 4.5" Scale Nascar
      • 4.5" Grand National
      • 4" Dirt Late Models
      • Pro Bar Sprint Rules
      • Womp Dirt Late Models
      • Asphalt Modified Rules
    • Class List

  • Home
  • Rulebook
    • 4" Nascar Rules
    • Nascar Hard Body Rules
    • Crate Late Model Rules
    • Bracket Drag Racing
    • H&R Racing Truck Rules
    • JK Boxstock Rules
    • Womp Rules
    • 4.5" Trucks Rules
    • 4.5" Scale Nascar
    • 4.5" Grand National
    • 4" Dirt Late Models
    • Pro Bar Sprint Rules
    • Womp Dirt Late Models
    • Asphalt Modified Rules
  • Class List

4" Nascar Rules

 

Motor: 

Stock Legal Motors:

JK Hawk 7, Mid America Eagle, ProSlot 4002FK, 16D motor

May change springs & brushes


Chassis: 

Any approved 4 inch flexi stamp steel chassis.

Aluminum pans allowed.

1/8 or 3/32 solid steel rear axle

Any pitch straight or angle pinion & any pitch plastic spur gear

May run any height guide flag, shims, nut and approved braids.

.047 tech tool must clear gear, and rear of chassis.

Axle bushing holes may be altered in chassis to lower or raise bushings. Bushing may be soldered in.

No bearings allowed.

No excessive chassis contact to the race track.


Tires:

Any rear tires, no minimum size, as long as minimum chassis height is maintained.

Tires may be changed but must pass tech tool height .047 & width 83mm (3.268”) when changed, even during the race and approved by Race Director

Rear tire width must pass tech tool 83mm (3.268”) at all times before, during & after race.


Body:

Any 4" Nascar body approved by Randy McAnulty or appointed race director

Must be painted and numbered.

All bodies must have 1/16 front & rear bumper

Body proofing or tape may be used for inner strength, no outer aerodynamic improvements allowed

No heating, pinching or reforming bodies for aerodynamic purposes

No cutting out window or open holes in car body

Body must be mounted as intended by manufacturer to look like real race cars

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  • 4" Nascar Rules
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