6200 National 4x4 Rules for 2025

We honor all NTPA RULES
    
       
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Engine Limitations

  1. 650 Cubic Inch with 1% allowance.
  2. Max 5 inch bore space engine blocks.
  3. Must be naturally aspirated enginge. No nitrous.

Chassis, Body, & Powertrains

  1. 133 inch maximum wheelbase.
  2. 30% wheelbase rule on hitches.
  3. Maximum hitch height is 26”.
  4. Weight frame can be no further than 60” from center of front axle.

Exhaust

  1. Exhaust must exit vertically through upright headers.

General Class Rules

  1. Test pullers MUST return to 6th place if they decide to drop their pull.
  2. If any issues arise, during the season the rule committee will meet & make final decision.
  3. Must be a Dragon Motorsports member to pull at any points event.

Safety

  1. All trucks must be equipped with blow-proof shields or transmission blankets.
  2. Kill switch mandatory with 1 inch hold at back of truck.
  3. All u-joints must be fully shielded.
  4. All competitors must wear an SFI-approved fire suit, helmet, and neck collar.
Also in 6200 National 4x4

6200 National 4x4 Overview
6200 National 4x4 Points
General Rules