Next Race Meeting

Round 1

TBA

Current Driver Standings

1st
Nick Davies
(Chaos)
2nd
Dave Grabham
(Freddy's Revenge)
3rd
Adam Gleadow
(Motor Psycho)

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The 2017 Season

It is hoped that we can put on a bigger collection of cars than last year...
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NFAA Regulations

Designation :-  The class is reserved for supercharged altered bodied cars that are front-engined with a centre-steering position and designed specifically for Drag racing. The class is primarily designed to be an exhibition class, but all vehicles to be constructed and finished to the standard and style of Fuel Altereds that were common to Drag Racing in the 1960’s and 1970’s.Cars running on Nitromethane  AA/FA followed by race number - Cars running on Methanol  BB/FA followed by race number.


ENGINE: FA 1.

FA 1.1 ENGINE.
One internal combustion, reciprocating, automobile-type V8 engine of any manufacture and any copy derivatives permitted. Maximum 2 valves per cylinder, pushrod operated. Any type of block or cylinder head may be used in cast iron or aluminum. Cubic inch displacement limited to 526 cu. in. Lower engine containment blanket manufactured to SFI Specification 7.1 or to FIA specification mandatory and to be in good condition. Supercharger bags mandatory and to be in good condition.

FA 1.2  EXHAUST
Zoomie or Funny car type headers permitted. No collector style headers allowed. See GSR 1.3

FA 1.3 FUEL SYSTEM
Methanol or Nitromethane only. Propylene Oxide and/or Nitrous Oxide prohibited.  Maximum delivery from fuel pump of 25 gallons per minute including overdrive, 16 nozzles max, 8 in the injector hat, 8 in the manifold. No down nozzles allowed. Electric/electronic and pneumatic control of fuel system prohibited. Any system that appears to have the ability to control the timing of the fuel system must be removed from the car prior to running. No composite materials in injector hat and/or scoop. Composite materials include, but are not limited to, carbon fibre, Kevlar and weave graphite fibre. Hat/scoop must be nostalgic in appearance, internal modifications allowed. Scoops limited to 12.5” above throttle body as measured from centreline of throttle shaft to top of scoop. Air intake limited to 60 sq inches.  See GSR 1.5. and GSR 1.6.2.

FA 1.4 SUPERCHARGER
Roots type supercharger: rotor helix angle not to exceed that of a standard 71 series GM-type rotor. Maximum size 14-71, 19 inch rotor case length, 11 ¼ inch case width, maximum rotor cavity diameter is 5.840 inches. Variable multi speed supercharger devices prohibited.
Manifold must contain a SFI Spec 23.1 burst panel.
Blower restraint mandatory on all cars, specification as follows:-
7.50 seconds and slower = SFI Spec 14.1
7.49 seconds and quicker = SFI Spec 14.2
Any car using Nitromethane as fuel = SFI Spec 14.3

Supercharger overdrive Ratios for Nitromethane:

If 14-71 fitted, max overdrive allowed is  20%
  12-71 22%
  10-71  24%
  8-71 26%
  6-71 28%

Alcohol cars allowed a max ratio of 55%

Alcohol cars (only) are allowed to utilise a Roots-Type High Helix Supercharger, subject to the provisions of GSR 1.12 and with a maximum permitted overdrive of 25%.
Belt guards mandatory on all cars.
FA 1.4 IGNITION

Dual magnetos permitted. Mag advance or retard must be a function of the driver. Mechanical only, pneumatic and electronic control of ignition system is prohibited. No rpm chip boxes allowed. No mag (or combination of mags) larger than the output of a single MSD 44. No add on systems.

FA 1.5 THROTTLE
A mechanical device for controlling the engine RPM’s during burnouts may be attached to the injector or the throttle linkage, but may not be controlled by the driver.
See GSR 1:14

FA 1.6 VALVE COVERS.
Cast or fabricated metal valve covers only, using all attachment bolt holes.

FA 1.7 VENT BREATHERS
Mandatory. Catch tank must be made of steel or aluminum. All tanks must have sufficient internal baffling to prevent through flow of oil. Minimum capacity 1.5 gallons below the baffle. Double clamps are required on each end of all hoses used in the vent system.
Cars running Nitromethane: Minimum 1-1/8” inside diameter hoses are required from each valve cover to the catch tank inlets. Minimum catch tank inlet configuration is two 1” inside diameter(or equivalent area) tubes. Minimum catch tank discharge configuration is two 1” inside diameter(or equivalent area) openings.

 

DRIVE TRAIN: FA 2.

FA 2.1 CLUTCH, FLYWHEEL & FLYWHEEL SHIELD.
Clutch and flywheel must meet SFI Spec 1.3 for Nitromethane burning cars & SFI Spec 1.4 for Methanol burning cars. A current tagged flywheel shield meeting SFI Spec 6.2 mandatory. Maximum 4 disc clutch. All clutch movement must be made manually by the driver (Pedal  type Clutch) or Mechanically (Crower glide type Clutch). No ratchets allowed. No staged systems (Cannons) allowed. No timers, air, hydraulic or otherwise. 

FA 2.2 TRANSMISSION.
Reversers are required. Transmission – Limited to 2-speed only for Nitromethane, maximum 3 speed permissible for Methanol. Transmission shield to SFI Spec 4.1, automatic transmission also requires SFI Spec 30.1 Flex plate Shield &  SFI Spec 29.1 Flex plate. Air shifter bottles must be permanently mounted. Automatic transmission permitted on Methanol burning cars only, but OEM prohibited. Aftermarket cases such as Deaden bear required, along with aftermarket converters of a suitable specification/construction.  Shifting of transmission by Air or Mechanical means only – no RPM activated shifters.

FA 2.3 DRIVELINE.
Anti-blowback device mandatory on all cars equipped with a clutch. No U-joints. Couplers mandatory.

FA 2.4 DRIVELINE COVER.
A full cover must enclose the driveline from the rear of the reverser to the area exposed to the driver’s legs. Cover material shall be minimum .063”steel or .125”aluminum.

FA 2.5 REAREND.
Rear ends must be fitted with an anti-rotation device. Aftermarket axles required, fully floating axle mandatory on cars running quicker than 7.49 seconds, or on any car using Nitromethane as a fuel. Ratio limited to 3.90 or higher (meaning nothing lower numerically than 3.90).

 

BRAKES & SUSPENSION: FA 3.

FA 3.1 BRAKES.
Automated and/or secondary braking systems prohibited, application and release of brakes must be a direct function of the driver. All four wheel hydraulic brake systems must use a dual master cylinder.
See GSR 3:1 

FA 3.2 STEERING.
Quick disconnect steering wheel hub, if fitted, must comply with SFI Spec 42.1.
See GSR 3:3

FA 3.3 SUSPENSION.
Front  suspension optional.

FA 3.4 WHEELIE BARS.
Mandatory, wheels must be non-metallic, two wheels are strongly recommended.
See GSR 3:6

 

FRAME: FA 4.

FA 4.1 BALLAST.

Permitted.  See GSR 4.2       
FA 4.2 GROUND CLEARANCE.
Minimum 3 inches from front of car to 12 inches behind centreline of front axle, 2 inches for remainder of car, except oil pan and exhaust headers. Minimum 3 inches from 12 inches in front of rear axle centreline to rear of car.

FA 4.3  PARACHUTE.
Dual parachutes mandatory with two separate shroud line mounting points for Nitromethane Cars or any running 7.49 seconds or lower ET. Parachute packs and shroud lines must be covered with a fire resistant material or other accepted material from mounting point into the pack. Two separate release cables mandatory with dual parachutes. Mechanically operated parachutes mandatory.

FA 4.4 ROLL CAGE.
Chassis specification as follows:-
7.50 seconds and slower = National chassis specification
7.49 seconds and quicker, or any car running Nitromethane = Chassis spec SFI 10.2 mandatory.
Plating of chassis prohibited, painting permitted. Roll cage padding  mandatory for anywhere that the driver’s helmet may come into contact with roll cage components. All wiring must be external of the frame rails, the routing of cables, hydraulic or pneumatic lines inside the chassis permitted. Pressurization of frame rails in lieu of air bottles prohibited.

FA 4.5 WHEELBASE.
Minimum 100 inches, maximum 125 inches on the long side. Maximum wheelbase variation from left to right = 2 inches.

 

WHEELS: FA 5

FA 5.1 WHEELS.
Rear wheels meeting SFI Spec 15.1 mandatory for Nitromethane burning cars or any car running 7.49 seconds or quicker - maximum width 16 inches.

FA 5.2 TYRES.
Tyres to be automotive type represented by a manufacturer specifically for Drag Racing. All cars running 7.49 seconds or quicker and all cars using Nitromethane must use front and rear tyres designed by a manufacturer for Top Methanol Funny Car/Dragster or Top Fuel Funny Car/Dragster.

 

INTERIOR: FA 6

FA 6.1 SHEET METAL
Driver compartment interior, firewall, seat etc. must be aluminum or steel. Magnesium or carbon fibre prohibited. Motor plates for Nitro cars must be 0.25” thick ChromeMoly, Alky can use Aluminum.

 

BODY: FA 7

FA 7.1 AIRFOILS / WINGS
Airfoils & wings permitted, maximum rear wing area not to exceed 750 square inches.

FA 7.2 BODY
Open and enclosed altered bodies (enclosed bodies must have front wheels exposed) built for competition use only, shortening, stretching, altering original body shape & proportions permitted. Body and cowl must be metal, fiberglass or carbon fibre. All carbon fibre bodies must be painted on the underside of the body, including any roof area and must be covered with an accepted flame retardant covering or coating.

FA 7.3 ESCAPE HATCH.
A working escape hatch must be installed in the top of any fully enclosed body to permit easy driver exit. Minimum size 18 inches x 17 inches. Escape hatch must be permanently attached and hinged at front. Release mechanism, must be operable from both inside and outside the car.

FA 7.4 FIREWALL
Must be made of aluminum or steel.  See GSR 7.5.

FA 7.5 WINDSHIELD/ WINDOWS.
Windshield mandatory on full bodied cars, windows optional. Side windows if fitted must each have an opening 6 inches in diameter adjacent to the driver. Side windows on full bodied cars  must be ‘clear’, tints prohibited.

 

ELECTRICAL: FA 8

ELECTRONIC POLICY FOR ALL CATEGORIES - Electronic driving devices are strictly prohibited for all categories. Items that constitute electronic driving devices include, but are not limited to, throttle stops, delay boxes, crossover boxes, rpm or timer shifters and rpm activated switches. All such devices must be removed from the car before passing tech inspection. All driving functions must be accomplished by the driver, not by electronics. All on-track tuning of fuel, clutch, transmission, and ignition systems must be a direct function of the driver and electronics may in no way affect any of the stated systems. No microprocessor, feedback controlled ignition systems allowed. Digital ignition systems and electronic ignition advance/retard boxes are prohibited. Rev-limiters are allowed, but no “two-step” control is permitted. No electronic fuel injection systems allowed. No RPM chip boxes allowed. RPM activated shift light(s) permitted. Data Recorders are permitted subject to the provisions of GSR 9.2. Digital MSD’s prohibited.


SUPPORT GROUP: FA 9.

FA 9.1 FIRE EXTINGUISHER SYSTEM.
20 lbs/(9.1Kg) SFI 17.1 Mandatory. Fire extinguishing system required to be of an accepted medium. System to be split so as to discharge both into the engine compartment and into the driver’s compartment by means of atomising nozzles. System to be installed following manufacturers recommendations. Fire bottle activation cables to be protected (ie installed inside frame rails) where cables pass engine/bellhousing area. Fire bottle must be mechanically operated. Cars using Nitromethane are required to have a SFI 17.1 certified system and it is recommended that Methanol fuelled cars also comply with this ruling. From the 1st January 2007, all NFAA cars shall have SFI 17.1 compliant systems. Actuation handles such as ‘plastic’ or any other material likely to melt in the event of a fire are prohibited. 

FA 9.2 TOW VEHICLES.
Permitted.

FA 9.3 WARM UPS.
See GSR 9:4          

FA 9.4 DRIVER RESTRAINT.
All cars must be equipped with an SFI Spec 16.1 driver restraint system with fire resistant covering,  including an anti-submarine belt (crutch strap).
Fire suit, overboots & gloves to be to SFI spec 3.2A20 for All Cars. Helmet must be of a specification suitable for the fuel type and application used. Arm restraints  and neck collar to SFI Spec 3.3 are required for sub- 200MPH cars. For cars capable of running 200MPH  or more, the driver must wear a Head and Neck Support system conforming to SFI 38.1. This is a mandatory requirement for 2009 onwards.

FA 9.5 APPEARANCE.
All participating cars should be presentable in appearance at all times, vehicles not meeting this requirement may be excluded from running. The same consideration should be given to the participant crew who should be fully attired at all times when in the staging, start line or competition areas of the race track.
Apart from the safety aspects, which are mandatory for MSA sanctioned events and tracks, a prime function of the Regulations is to contain the costs of running in the Class, so as to ensure continuity, year on year.