Rule changes for the 2024 season are in RED
Format:
This is a 1/8th mile, heads up category running on a .400 Pro tree with a maximum of a 4 fields of 8 cars each, professional pairing ladder.
In qualifing at all events MUST alternate lanes each round. ( If you run the left lane in Q1 you have to run the right lane in Q2 and so on....)
Safety:
All NHRA/IHRA and Local Track Safety rules apply for car and driver, including the use of an oil retention device and or engine diaper is MANDATORY.
Body:
The car must retain its original appearance, profiles, and dimensions. Functioning Headlights and Tail lights are mandatory. No aftermarket one-piece bodies. OEM door jamb and quarter panels must be used. No modified front ends to achieve maximum NHRA/IHRA overhang, must stay within the original body dimensions. Must retain factory body lines with removable composite components as in hood, front bumper, front fenders, doors, and deck lid. Any beam tripping devices forward of the bumper are prohibited. Aftermarket front bumpers (“Ex. Snowplows or Valances”) cannot have more than 2 inches of overhang over the stock bumper dimensions, failure to abide by this rule will result in disqualification. Aftermarket wings and spoilers are permitted. A hood must be used; scoop or hood must cover entire induction system. Exceptions are throttle bodies or carburetors on naturally aspirated and nitrous oxide assisted engines along with intake manifolds/throttle bodies on boosted engines. Those may protrude through the hood for clearance, if needed. Forward facing hood scoops/turbocharger/supercharger inlets are permitted. OEM/Lexan windows are permitted. Front ends must be within the spirit of the rules and legality is at the discretion of the race director. Firewall must originate in the stock location; factory firewall can be modified, and aftermarket firewall is permitted. See maximum overhang weight table, below in the weight additions/reductions section.
CHASSIS:
Door cars only, No pro mods. Double frame rail permitted, Wheelie Bars are permitted. Any rear suspension is permitted. Factory wheelbase for year/make/model must be maintained, (+/- 1 inch). A minimum height of 3 inches from the front of the vehicle to 12 inches behind front spindle center line is mandatory. A minimum height of 2 inches for the rest of the vehicle is mandatory (except for oil pan and headers).
BALLAST:
Any material used for the purpose of adding to a car’s total weight must be permanently attached to the car’s structure and must not extend in front of or behind the rear of the car’s body. No liquid or loose ballast permitted (water, sandbags, rock, shot bags, metal weights, etc.). Removable weight must be securely mounted to the frame or frame structure by a minimum of two 1/2-inch diameter steel bolts per 100 pounds, or one 3/8- inch steel bolt per 5 pounds. All other weight bars, pucks, etc., must use a minimum two 1/2-inch diameter SAE Grade 8 bolts for attachment per 100 pounds.
EXHAUST:
Exhaust may exit underneath car or out the front fenders/valance but must not affect timing or staging beams.
INTERCOOLER/WATER INJECTION:
Any intercooler is permitted on gasoline and ethanol / E85 combinations only. Must be securely mounted to chassis or mounts with preferred hardware. Water box must be contained in a safe environment with a top to enclose water/ice during the run. Intercooler combined with a methanol fueled combination is prohibited. Water injection is permitted on gasoline combinations, cannot contain any amount of methanol, ethanol, or any other additive, must be pure water in the injection system.
TRANSMISSION/DRIVELINE:
Any transmission permitted. Any converter permitted. Lock-Up Transmission/Converter is permitted on naturally aspirated, nitrous oxide and diesel combinations only, prohibited on turbocharger or supercharger combinations. Boosted combinations may not have a lock-up transmission or torque converter in the car, even if not in use. Removal of lock-up mechanism and clutch hub does not define a converter as a non-lock-up unit. Must use non-lock-up length bellhousing of 6.5 inches, measured from mid-plate to mounting face of transmission.
FUEL:
Any gasoline, E85 or M1 permitted. M5 is prohibited. No nitromethane or additives.
TIRES:
Slicks - 33x10.5W and smaller
Radials - P275/60R15, P295/65-15, P315/60R15 ONLY
WEIGHTS:
All weights are minimum with driver in car / All combos are single power adder only unless notedotherwise.
NATURALLY ASPIRATED:
- Small Block - No Minimum
- Big Block - No Minimum
NITROUS OXIDE:
- Small Block - (No Lockup Transmission) - 2,450 lbs.
- Small Block (With Lockup Transmission) - 2,500 lbs.
- 4.84" Bore Space Big Block (No Lockup Transmission) - 2,650 lbs.
- 4.84" Bore Space Big Block (With Lockup Transmission) - 2,700 lbs.
- 5.00" Bore Space Big Block (NO LOCKUP TRANSMISSIONS ALLOWED) - 2,900 lbs.
TURBOCHARGER:
- All Imports will use cross over rules from World Cup Import vs Domestic Warriors vs Tres-Cuarto https://importvsdomestic.com/rulebook/23/import/trescuarto.pdf
- Inline 4 Cylinder – No minimum / Dual power adder permitted
- Inline 6 Cylinder – Dual power adder (nitrous/turbo) 2550 lbs.
- Small Block, Single Turbo - 2,750 lbs. (Up to 106mm)
- Small Block, Single Turbo - 2,850 lbs. (107mm - 118mm Maximum)
- Small Block, Twin Turbo - 2950 lbs.
- Big Block, Single Turbo - 3025 lbs. (Up to 88mm)
- Big Block, Single Turbo - 3100 lbs. (107mm - 118mm Maximum)
- Big Block, Twin Turbo – 3,300lbs. (Up to 88mm Maximum)
- Diesel, 6-Cylinder (Cummins) (106mm Maximum Turbo, .099 Nitrous Jet Limit, Lock-Up Permitted) – 3,375 lbs.
SUPERCHARGER:
- Small Block, Roots - 2,800 lbs.
- Big Block, Roots – 3,000 lbs.
- Small Block, Single Centrifugal - 2,850 lbs. (ProCharger Maximum F3-136)
- Big Block, Single Centrifugal (ProCharger Maximum F3-136 ) - 3200 lbs.
V-10 Combinations:
- Viper V-10 All combinations 3400 lbs.
WEIGHT ADDITIONS / REDUCTIONS / RESTRICTIONS:
+ 25 lb. Weight Addition for any Big Block, Twin Turbocharged All-Billet Combination (Block and Cylinder Heads)
+100 lb. Weight Addition for the ProCharger F3X-140, F4X-140 and F4X-136 Centrifugal Supercharger.
- 100 lb. Weight Reduction for Single Centrifugal Supercharged, small block combinations with inducer sizing of 121mm and smaller.
- 50 lb. Weight Reduction for Centrifugal Supercharger Combination on Gasoline.
- 50 lb. Weight reduction for all combinations using BOTH cast heads and cast block.
- 25 lb. Weight Reduction for vehicles originally equipped with torque arm suspension
(must be original configuration and location).
+ 175lb Weight Addition Firewall not in stock location add 175 lbs.
(SMALL BLOCK MAXIMUM BORE SPACE 4.500)
(BIG BLOCK MAXIMUM BORE SPACE 4.900 BOOSTED)
(BIG BLOCK MAXIMUM BORE SPACE 5.000 N/A or NITROUS)
481X, HEMI / HEMI HEADED BIG BLOCK POWER ADDER COMBINATIONS PROHIBITED
MAXIMUM OVERHANG WEIGHT BREAK TABLE:
- 41-45” Overhang – No Weight Break
- 36-40” Overhang – 10 lb. Weight Reduction
- 31-35” Overhang – 20 lb. Weight Reduction
- 26-30” Overhang – 30 lb. Weight Reduction
- 21-25” Overhang – 40 lb. Weight Reduction
This would be based on center line of the most forward front wheel to tip of factory front bumper, this does not include the front valence.
PROTEST PROCEDURE
Only Contestant’s that are entered in the current event may protest. Contestant protest must be accepted by Series Director by no later than the conclusion of qualifying. The Warriors Director may, at the time of the protest filling, choose to accept or reject the protest, at his sole discretion. Contestant protests must be accompanied with the cash protest fee of $500.00.
The protested vehicle (and/or engine components) will be sealed as necessary, and inspected at some point prior to the first round of eliminations. The protested vehicle must be disassembled for inspection and re-assembled by the vehicles owner(s) and/or his designated crew. Refusing inspection and/or disassembly can result at minimum in the following: removal of the vehicle from competition, 2-race suspension of the driver, and loss of competition points for 3 previous events, and immediate removal of the vehicle, owner and crew from the racing facility.
During the actual inspection process, only representatives of the protested vehicle and Warriors committee members may be present. If the protested vehicle is found to be within the requirements for the class, the protest fee will be forfeited to the owner of the protested vehicle. If the protested vehicle is found to NOT be within the requirements for the class, the protest fee will be refunded. In addition, any infraction to the class rules, even those beyond those in the original contestant protest, will be grounds for immediate disqualification. The Warriors director will have sole discretion as to whether a warning, disqualification, suspension, and/or revocation of competition privileges for non-compliant entrants, depending upon the severity of the infraction.