Sponsored by Stifflers Suspension
PAYOUTS
WINNER: $3,500
RUNNER UP: $1,250
TECH CARD: $200
Tech Card Includes: 1 Racer, 1 Truck/Trailer combo, Golf Cart/Pit Vehicle (in the trailer or on the truck) at the time of entry.
OVERVIEW
This class is designed for all naturally aspirated Modular motors in any Ford bodied car or truck. Nitrous, turbos, and superchargers are prohibited. This class will be run on a .400 Pro Tree. Non-class built naturally aspirated combinations will be allowed with the stipulation that if the Non-Class built car runs .2 faster than the number one qualified class built car (Class Built includes CS and FS crossover cars) in qualifying or eliminations will result in the performance adjustments of that Non-Class built car.
LADDER
Pro Ladder.
SAFETY
RULES
Participants must meet NHRA safety rules, see NHRA rule book. Seat belts, helmets, and any protective clothing will be checked for the correct safety rating and dates of certification.
SCALING
Car weight is with the driver in the drivers seat. Weight will be rounded down to the closest 5lb increment. I.E if car weighs 2704lbs. it will be rounded down to 2700lbs.
CROSSOVER CLASSES
In an effort to allow crossover cars to get to a lower minimum weight if the crossover rules allow you to run lighter than your normal weight, all crossover class racers can run any light weight body components even if your sanctioning body does not allow it.
NMRA COYOTE STOCK CROSSOVER
NMRA CS rules minus 250lbs (any clutch, any transmission)
NMRA CS rules minus 150lbs (any clutch, any transmission, E85 or MS109 fuel with tune)
NMRA FS Tire Rules allowed
FACTORY STOCK CROSSOVER
NMRA FS rules: stick cars minus 525lbs (any clutch, any transmission, E85 or MS109 fuel)
NMRA FS rules: auto cars minus 525lbs (E85 or MS109 fuel)
NMRA CS Tire Rules allowed
NON CLASS COMPETITORS
BODY
Aftermarket hoods, bumpers, and trunk lids allowed. Must have stock doors and fenders. Hoods may be bolt on or lift off style. Hoods may not be modified for air intake purposes. Hood only allowed to be modified for clearance issues.
GLASS
Vehicles may have aftermarket lightweight windows all around. (I.E. Optic Armor). Door and quarter windows must appear OEM. No exterior visible rivets, screws or fasteners of any kind. Door windows must be in door track.
LIGHTS
Vehicle must have functioning taillights and head lights. Front headlight is not allowed to be removed for improved intake induction.
INTERIOR
No requirements for the interior.
ENGINES
4.6L 2V, 3V and 4V. 5.0L Coyote
Engine
Max Cubic Inch Base Weight
4.6L 2V 289 CI 2575 lbs.
4.6L 3V 289 CI 2750 lbs.
4.6L 4V 289 CI 2875 lbs.
5.0L Gen 1/2 304CI 2875 lbs.
5.0L Gen 3 304 CI 2975 lbs.
INTAKES
Any OEM or aftermarket intake allowed. Intakes may be ported, welding/epoxying is prohibited. All incoming air must pass through an air filter. 4.6L 2v and 4v may be carburated/EFI all other combinations must be EFI. Any aftermarket CAI is allowed and mass air sensor may be no larger than 90mm except for the Coyote engine. Coyote engine allowed to run aftermarket intake tube with a max diameter of 112mm at the mass air sensor.
-Modified 5.0L allowed to run stock, GT350 or Boss intake manifolds at 25 pound penalty.
-Cobra Jet/GT350 or other intakes (ie: Frankenstein) are levied a 25 pound penalty.
CARBURETOR
One 750 CFM or smaller carburetor allowed.
EFI
Any fuel injectors allowed. Any Ford EFI allowed and Holley EFI allowed
Any tuner may be used with Ford EFI system.
THROTTLE BODY
All combos allowed to run any aftermarket throttle body, with the exception that a 4 barrel style throttle body is prohibited.
CYLINDER HEAD/VALVETRAIN
Any factory Ford produced cylinder head allowed on all combos. The 4.6L 2V may use the Trick Flow 2V cylinder head, add 150lbs to base weight. Porting allowed on all heads, welding can only be utilized for repairs. All cylinder heads limited to a 42CC combustion chamber and no smaller. Any valves are permitted except titanium valves are prohibited with any valve job permitted. No restrictions on valve springs and titanium valve locks and valve retainers may be used. Must run hydraulic lash adjusters. No restrictions on the followers.
CAMSHAFTS
All combos allowed .550 lift cams.
2v allowed .575 lift.
PISTONS
Any piston allowed, but must have three rings. Pistons may be gas ported.
RODS
No aluminum rods allowed. Rods must utilize a .866’ wrist pin. Rod must be 5.993” in length.
CRANKSHAFT
Must maintain stock stroke within ,010”+/-. Main journal must be .010”+/- within the stock diameter. Rod journal to be no smaller than 2.0”.
CRANKSHAFT VENTILATION
No vacuum pumps allowed. Breathers allowed.
OIL PUMP
Wet sump allowed. Dry sump not allowed.
BALANCER
Must be SFI rated.
ALTERNATOR
Not required.
WATER PUMP/RADIATOR
Any radiator and water pump allowed. All participants must run water, antifreeze is not allowed.
FUEL/FUEL PUMP
Any electrical or mechanical fuel pump allowed. Running fuel through any type of cooler is
prohibited.
EXHAUST
Collector must be no larger than 3”. Mufflers NOT required. Exhaust max OD is 3.0”. Factory style N/A cars are allowed tubular headers as well with MAX OD of 2″. Collector must also be no larger than 3″ and no muffler required.
TRANSMISSION
Any manual transmission allowed. Vertigate or H pattern shifter permitted. Automatic Transmission allowed.
CLUTCH/FLYWHEEL
Clutch and Flywheel must be SFI rated. Clutch minimum diameter is 10”. Clutch must be operated by clutch pedal which can be by cable or hydraulic.
CONVERTER/FLEXPLATE
Must be SFI rated.
BELLHOUSING
Must be SFI rated.
DRIVESHAFT
Driveshaft may be steel or aluminum. Carbon fiber driveshaft prohibited.
REAREND
Any rearend allowed and any gears allowed.
REAR SUSPENSION
Coil Overs for the rear are not allowed except for cars with minitubs and ladder bars not allowed. The upper and lower control arms must mount to the body in the stock location. Relocation brackets can be used on the rear end side.
WHEELS
Any wheels are permitted. All entries allowed to have minitubs. Coil overs only allowed with minitubs.
WHEELIE BARS
Prohibited.
TIRES
Dot or bias ply racing slicks allowed. Radials allowed. Tires maximum width is 10.75” and maximum height is 28.0”.
FRONT SUSPENSION
Any aftermarket k-member allowed. Front wheels may not be staggered. Coil overs are allowed to be run in the front.
BRAKES
Any hydraulic brakes allowed.
TRACTION CONTROL
No traction control devices allowed.
DATA LOGGERS
Any allowed
TOWING
Towing is allowed to the staging lanes and after the car has been scaled. No towing across the scales. If car breaks on a pass is the only time a car can be towed to the scale