NHRDA 2017 Diesel Drag Race Classes & Rules

 
  All Competitors must have their NHRDA competition number and class abbreviation
in a clear visible area on both front and side of race vehicle.
 
 
2017 Rules - (Revised 07 Mar 2017)
 
2017 NHRDA Drag Racing Rule Book
 
 
2017 Contingency Program
 
Basic NHRA and/or IHRA Rules
     
14.00 Seconds & Slower 1/4 mile (8.60 1/8 mile)    
 » Pants, Sleeved T-shirt and shoes.
 » Auto trans reverse lockout
 » Neutral Safety Switch
 » Liquid Overflow
 » Working Tailights
 » Seatbelts
 » Master Electrical Shutoff (If battery has been moved from OEM-position.
     
13.99 Seconds & Quicker 1/4 mile (8.59 1/8 mile) - Previous rules apply including but not limited to the following:
 » Drive Line Hoop with slicks
 » Helmet Certified to SNELL 2010 or 2015 standards, or certified to SFI Specs 31.1/2010, 31.1/2015, 41.1/2010 or 41.1/2015 required
 » SFI 3.2A/1 approved jacket for vehicles with a non-OEM installed turbocharger
 » Master Electrical Shutoff (If battery has been moved from OEM-position.
     
11.99 Seconds & Quicker 1/4 mile (7.49 1/8 mile) - Previous rules apply including but not limited to the following:
 » Steel Valve Stems in all tubeless tires
     
11.49 Seconds & Quicker 1/4 mile (7.35 1/8 mile) - Previous rules apply including but not limited to the following:
 » SFI 1.1 or 1.2 Flywheel / Clutch
 » SFI 6.1, 6.2, 6.3 Bellhouseing or 9.1 Flywheel Shield
 » SFI 3.2A/1 Approved Jacket
 » Roll Bar and SFI 45.1 roll bar padding
 » SFI Spec 16.1 or 16.5 driver Restraints Required
 » Drive line loop on all vehicles
     
10.99 Seconds & Quicker 1/4 mile (6.99 1/8 mile) - Previous rules apply including but not limited to the following:
 » SFI 4.1 Transmission Shield
 » Aftermarket axles and axle retainers
 » SFI 18.1 Harmonic Balancer
 » Roll Cage with altered floor pans or non-OEM firewall or 135 mph - SFI 27.1 Window Net Required.
 » Auto trans locking-type dipstick
 » Roll Cage Padding
     
9.99 Seconds & Quicker 1/4 mile (6.39 1/8 mile) - Previous rules apply including but not limited to the following:
 » NHRA Chassis Certification
 » NHRA Competition License
 » SFI Jacket and pants 3.2A/5
 » SFI Neck Collar 3.3/1
 » SFI Gloves 3.3/1 or higher
 » SFI Boots or Shoes 3.3/5
 » SFI 29.1 flexplate / 30.1 flexplate shield (AT equipped cars)
 » Full Face Helmet (Must have helmet meeting Snell SA2010, SAH2010, K2010, M2010, SA2015, SAH2015, K2015, M2015, or SFI 31.1/2010,41.1/2010, 31.1/2015 or 41.1/2015 specs. required
 » SFI 45.1 Roll cage padding
 » SFI 27.1 Window net
 » Parachute running 150 mph or faster
 » Master Electrical Shutoff (Must be located at rear of vehicle and outside the body.)
 » SFI 25.6 Chassis Certification for Full Bodied Car/Truck with Stock or Modified/OEM Floorplan with Firewall with OEM Frame or Uni-Body Construction, running 8.49 to 7.99 ET, 5,000 lbs Maximum
     
150 mph - Previous rules apply including but not limited to the following:
 » Parachute
     
8.49 to 7.99 Seconds 5,000 lbs Maximum: Previous rules apply including but not limited to the following:
 » Full Bodied Car/Truck with a Stock or Modified/OEM Floorplan with Firewall with OEM Frame or Uni-Body Construction weighing a Maximum of 5,000 lbs must have SFI 25.6 certification.
     
7.49 Seconds & Quicker 1/4 mile (4.49 1/8 mile) - Previous rules apply including but not limited to the following:
 » NHRA Advanced ET Competition License
 » NHRA Advanced ET Chassis Certification
 » Head and Neck Restraints SFI 38.1
 » SFI Jacket and Pants 3.2A/15
 » SFI Gloves 3.3/15
 » SFI Boots or shoes 3.3/5
 » SFI Headsock or Skirted Helmet 3.3
 » SFI Roll Cage Padding 45.1
 » Dual Parachute Mandatory