Class Description
Nostalgia Muscle Car is an index-style foot brake only class for the
year models, body styles, and engine combinations, which are listed
below. Classification will be based on a visual inspection and an
e.t. range. All qualifiers in Nostalgia Muscle Car must have a valid
elapsed time recorded to be placed into eliminator competition.
Nostalgia Muscle Car racing will be conducted at all drag racing
events (see race schedule).
Qualifying Information, Ladder Type, & Tree
All Run, NHRA Sportsman Ladder, .500 Full Tree, Handicap Start.
ELIGIBLE YEAR MODELS AND BODY STYLES
The following is a list of cars/engines, which are allowed to
compete in the Nostalgia Muscle Car class:
AMC
• 64 – 79 AMC Corporation 2 DR Models All V8
BUICK
• 60 – 79 Buick Corporation 2 DR Models All V8
CHEVROLET
• 55 –79 Chevrolet Corporation 2 DR Models All V8
MOPAR
• 55 – 79 Chrysler Corporation 2 DR Models All V8
PONTIAC
• 55 – 79 Pontiac Corporation 2 DR Models All V8
FORD
• 55 – 79 Ford Corporation 2 DR Models All V8
MERCURY
• 60 – 79 Mercury Corporation 2 DR Models All V8
OLDSMOBILE
• 60 – 79 Olds Corporation 2 DR Models All V8NMC Classes
All NMC class participants must declare & have posted the NMC class
of choice prior to the 1st scheduled qualifying run in their
respective eliminator or at the time of technical inspection. No
change of class is permitted after the first scheduled qualifying
round for the respective eliminator.
Class Guidelines NOSTALGIA MUSCLE CAR
1: ENGINE
1.1 COOLING SYSTEM
RADIATOR: OEM production-style or aftermarket radiator is required
and must be mounted in stock location. Stock core support is
required.
WATER PUMP: Any aftermarket (belt drive or electric drive) pump
permitted.
COOLING FANS: Any permitted.
1.2 ENGINE
ENGINE: OEM engine or OEM stock appearing engine must be declared
and available for particular year, make, and model. Displacement of
engine not a tech item, but the engine must resemble OEM of same
engine family. Example: 65 Chevrolet Biscayne w/283 engine may claim
a 327 engine and participate because a 283 closely resembles a 327
and mounts with exact same brackets. Engine swapping permitted.
Any internal engine modifications permitted.
1.3 EXHAUST
EXHAUST: All entries allowed to use tubular headers. Adapter plates
permitted to bolt headers to cylinder head. Exhaust must be directed
out of car body, away from driver and fuel tank.
1.3a) HEADERS & COLLECTORS: Any headers and/or collectors permitted.
1.3b) EXHAUST TUBING/SIZE: Any tubing size permitted.
1.3c) TAILPIPE & EXHAUST RULES: Not required.
1.3d) MUFFLER REQUIREMENTS: Not required.
1.5 FUEL DELIVERY SYSTEM
DELIVERY SYSTEM: Fuel cells, electric or mechanical fuel pumps,
pressure regulators, and any line size permitted. Fuel pump must
shut off with a master electrical switch. Stock gas tank (if used)
must be retained in factory location. Modified fuel pickups & outlet
permitted.
Aftermarket/fabricated fuel tank or cell permitted. Must be located
in trunk area. If tank or fuel filler is inside trunk, a bulkhead of
minimum .032” aluminum or .024” steel must be used between trunk and
driver compartment, and tank must be vented to outside of car. When
used, fuel cells must have a metal box protecting the part of the
fuel cell that is outside the trunk floor. Non-metallic fuel cells
or tanks must be grounded to frame. See NHRA General Regulations
Section 1.5.
1.6 GASOLINE
GASOLINE: Gasoline is the only permitted fuel in NMC classes.
1.8 ALCOHOL
ALCOHOL: Prohibited.
1.9 NITROUS OXIDE
NITROUS OXIDE: Prohibited.
1.10 OIL SYSTEM
OILING SYSTEM: Dry-sumps prohibited. Oil pump must remain in stock
location. Oil pan capacity may be increased.
1.12 SUPERCHARGER
SUPERCHARGER: Prohibited.
1.15 BLOCK
BLOCK: Cast iron or aluminum aftermarket blocks permitted, but must
retain original external appearance.
1.16 ENGINE LOCATION/MOUNTS
ENGINE LOCATION/MOUNTS: Engine must be in stock location. Block
and/or heads must not touch stock firewall. Firewall must be in
stock location. Solid engine mounts permitted.
1.17 HEADS
HEADS: Aftermarket cylinder heads permitted, but must retain
original overall appearance for engine declared. Any internal
cylinder-head modifications permitted.
1.18 VALVETRAIN
VALVETRAIN: Any valvetrain permitted with the following
restrictions: exposed aftermarket gear or belt drives prohibited.
Any timing device must fit beneath the stock type front timing
cover.
1.19 CARBURETOR
CARBURETOR: OEM style two 4 barrel or three 2 barrel carburetors
permitted if offered as factory or dealer option in addition to
those options listed in “Eligible Year Models and Body Styles”.
Carburetors are restricted to the following manufactures: Holley,
Edelbrock, Carter, Rochester, Demon and Ford-Autolite-Motorcraft.
Choke horn, choke plate, choke shaft, choke linkage, and choke
mechanism may be removed. Maximum carburetor size limited to 950 cfm
for big block vehicles and 850 cfm for small block vehicles.
Internal carburetor modifications permitted.
1.20 FUEL INJECTION
FUEL INJECTION: Vehicle originally equipped with fuel injectors may
replace original OEM units with unit of the same manufacture, basic
design, performance and appearances the original unit or factory
superceded unit.
1.21 INTAKE MANIFOLD
INTAKE MANIFOLD: Manifold restricted to factory cast iron, OEM cast
aluminum, or aftermarket cast aluminum units. Any single plane (360
degree) or dual plane (180 degree) unit permitted which does not
extend carburetor(s) above plane of hood. OEM style two 4 barrel or
three 2 barrel intake manifolds permitted if offered as factory or
dealer installed option.
2.3 CLUTCH
CLUTCH: Clutch operation must be manually applied and disengaged
with foot during run, without the assist of electric, hydraulic or
pneumatic devices. Multi stage, variable release, or lock up type of
any description is prohibited. Throwout bearing must release all
fingers or levers simultaneously.
2.4 DRIVESHAFT
DRIVESHAFT: Any permitted.
2.11 REAREND
REAREND: Any automotive type rearend permitted.
2.12 MANUAL TRANSMISSIONS
MANUAL TRANSMISSIONS: OEM or aftermarket transmissions with a
maximum of 4 forward speeds permitted. Clutchless transmissions
prohibited. All shifts must be made manually without the aid of
electric, hydraulic or pneumatic devices. Starting line rev limiters
prohibited. Torque converters not permitted with this type
transmission.
2.13 PURPOSE BUILT TRANSMISSIONS
PURPOSE BUILT TRANSMISSIONS: Prohibited.
2.14 AUTOMATIC TRANSMISSIONS
(OEM American transmissions or replicas of OEM American
transmissions that use planetary gears)
AUTOMATIC TRANSMISSIONS: Automatic transmissions originally produced
by any American automobile manufacturer or replicas of an automatic
transmission produced by any American automobile manufacture
mandatory. Lock-up transmissions/torque converters prohibited.
Transmission-to-engine adapters permitted. All shifts must be made
manually without the aid of electric or pneumatic devices.
Transbrake prohibited. In those classes that prohibit trans-brakes
the following will be used to enforce the rule. A competitor may
elect to leave the trans-brake solenoid installed in the
transmission, however any/all physical wiring must be removed to the
solenoid while the vehicle is in competition.
Starting line rev limiters prohibited. Clutch not permitted with
this type transmission.
3: BRAKES & SUSPENSION
3.1 BRAKES
BRAKES: The braking system may be upgraded. All cars must have front
and rear hydraulic brakes. Automated brakes or any type of traction
control is prohibited. Application and release of brakes must be a
function of the driver’s foot. Line loc permitted on front wheels
only. Any other electric, pneumatic, or hydraulic device in the
system is prohibited.
3.2 SHOCK ABSORBERS
SHOCK ABSORBERS: Each vehicle in competition must be equipped with
one operative shock absorber for each sprung wheel. Shock absorbers
may be either hydraulic or friction type, securely mounted and in
good working order.
3.3 STEERING
STEERING: Manual or power assisted aftermarket steering system in
stock location mandatory.
3.4 SUSPENSION
FRONT SUSPENSION: Stock type front suspension required for body
used. Travel limiters permitted. Aftermarket springs permitted.
REAR SUSPENSION: Factory spring arrangement must be retained for
body used. Leaf springs may be moved inboard for tire clearance.
Coil spring vehicles may beef stock control arms or use aftermarket
heavy-duty adjustable replacement control arms. Aftermarket springs
permitted. Only bolt-on traction devices permitted. Aftermarket
weld-on ladder bars, 4-link systems, and coil-over suspensions
prohibited.
3.6 WHEELIE BARS
WHELLIE BARS: Prohibited.
4: FRAME
4.4 FRAME
FRAME: Stock, unaltered frame rails required in front subframe.
Tubular or rectangular crossmembers and/or “X” bracing permitted.
Stock rear subframes required. If the stock rear frame is notched, a
piece of the outer frame may be removed for tire clearance only. All
notched area of frame rail must be re-covered in steel plate. The
inner frame section must remain unaltered. Rear frame rail may not
be sectioned. Subframes on unibodied cars may be joined under car.
Maximum size material to be used; 2x3x1/8 inch rectangular tubing.
If connector protrudes through floor, floor must be completely
welded to connector.
4.5 GROUND CLEARANCE
GROUND CLEARANCE: Minimum 3 inches from front of vehicle to front
axle; 2 inches for remainder of vehicle, except oil pan and exhaust
headers.
4.12 WHEELBASE
WHEELBASE: Must retain stock wheelbase with a maximum variation from
left to right and front to back of 1 inch.
5: TIRES & WHEELS
5.1 TIRES
TIRES - FRONT: Front tires must have a minimum tread width of 4.5
inches.
TIRES – REAR: Street type or drag slicks required. Maximum actual
measured tire size is as follows: Actual measured tread of tire is
limited to 11.5 inches. Tire width will be measured after conclusion
of run at scale area. Outside of rear tire must be within 3.5” of
the inside of the fender at widest point. Tire tread may not extend
outside fenders.
5.2 WHEELS
WHEELS: Spindle-mount front wheels prohibited.
6: INTERIOR
6.1 INTERIOR
INTERIOR, GENERAL: Must maintain stock appearance; including factory
OEM dashboard, headliner, & steering column cover. Heater/air
conditioners may be removed.
6.4 CARPET
CARPET: Floor and tunnel where visible must be upholstered or
carpeted. Headliner required.
6.5 SEATS
SEATS: Upholstered OEM or aftermarket seats (2) in stock location
are required. Rear seat may be removed when roll bar/roll cage is
installed; area must be carpeted or upholstered.
6.6 DOOR PANELS
DOOR PANELS: Door panels must be covered and stock appearing.
6.7 STEERING COLUMN
STEERING COLUMN: Stock O.E.M. or stock type steering column
required. Removable steering wheel permitted.
6.8 GAUGES
GUAGES: Aftermarket gauges may be installed in factory dash.
6.9 PEDALS/PEDAL LOCATION
PEDALS/PEDAL LOCATION: Stock type pedals, linkage, and location
required.
7: BODY
BODY: Body must retain original type headlights, turn signals, and
chrome. OEM or OEM reproduction steel quarter panels and deck lid
required. Original appearing fiberglass bumpers and hood/scoop
permitted. The body must be finished & painted.
7.1 ADVERTISING
GRAPHICS/LETTERING: Graphics/lettering for advertising or creative
purposes permitted on entire body.
CONTINGENCY DECALS: In order to be eligible for PRO official
contingency program, all contingency decals are required to appear
only on the rear quarter windows or rear window in a clear and
organized fashion. Contingency decals may not be overlapped or
modified. Other decals and sponsorship (non-contingency) may appear
on bodywork, front end, and on windows.
PRO REQUIRED DECALS: The following decals are required for
competition in PRO events.
PRO Windshield Decal – must be installed on top of windshield. This
PRO decal must be the only decal on top of windshield. Other vehicle
sponsor decals may be placed at base of windshield.
PRO 2005 Drag Racing Series “Side” Decals – must be installed on
each side of vehicle on quarter windows.
Class Sponsor Decal – class sponsor decal must be installed on base
of windshield on the passenger side.
Permanent Numbers – permanent numbers are required for competition
in this class.
7.5 FIREWALLS
FIREWALLS: Stock firewall in stock location mandatory.
7.6 FLOOR/TRUNK PAN
FLOOR/TRUNK PAN: Complete stock floor in stock location mandatory.
Floor/Trunk Pan modifications permitted for clearance purposes of
wheel tubs and fuel cell installation.
7.7 HOOD/SCOOP
HOOD/SCOOP: OEM or original appearing fiberglass hood permitted.
Hoodscoops limited to OEM equipment or period style. Hood scoop may
be no higher than 4 inches from hood surface. The entire induction
system must be completely covered by hood or scoop, which must be
part of the vehicle hood.
7.9 WINDSHIELDS/WINDOWS
WINDSHIELD/WINDOWS: Must be OEM safety glass. All windows must be
operative.
7.10 BUMPERS
BUMPERS: OEM or OEM reproduction steel or fiberglass bumpers
required.
7.11 FENDER SPLASH PANS
FENDER SPLASH PANS: OEM or OEM reproduction full-fender splash pans
required. Splash pans may be trimmed to allow clearance for headers.
7.12 GRILLE
GRILLE: A full-production grille is required for the body style
used. Covering in front of or behind the grille prohibited.
7.13 WHEEL WELLS
INNER WHEELWELLS: Aftermarket wheeltubs permitted. Material used to
add to the width of the inner wheelwell may be steel or aluminum.
OUTER FENDERS: Leading and trailing edges of fenders may be trimmed
for tire clearance, maximum 2”.
7.14 RAM AIR
RAM AIR: All aftermarket or fabricated ram-air units permitted.
7.15 DOORS
DOORS: Driver and passenger doors must be functional and operable
from inside and outside of vehicle.
8: ELECTRICAL
8.1 BATTERY
BATTERY: Battery may be relocated. Charging system optional.
8.3 IGNITION
IGNITION: Ignition systems limited to the following: OEM, Holley
“HP” Annihilator, MSD 6 & 7 Series, Mallory HyFire 3RL1, Accel
Blueprint & 300+, Crane Fireball HI-6, and Pertronix Flame Thrower.
No accessories may be added or included to program timing changes
except for start-up retard. Any timing changes must be made by
mechanically adjusting distributor or factory stock vacuum advance.
Crank triggers and magnetos prohibited. Engine rev limiters, top end
only, permitted.
8.5 STARTER
STARTER: All entries must be self-starting with on-board starter.
9: SUPPORT GROUPS
Bracket racing aids such as optical sensors, delay boxes, stutter
boxes, two-steps, and throttle stops prohibited. The application or
use of any device, mechanical or electronic, that permits the driver
to ascertain the position of their vehicle in relation to the
starting line is prohibited.
9.2 ONBOARD DIAGNOSTICS/DATA RECORDERS
ONBOARD DIAGNOSTICS/DATA RECORDERS: Onboard diagnostics and data
recorders used to monitor and record parameters such as a driveshaft
speed, acceleration, nitrous timing, chassis strain, suspension
travel etc., prohibited. Wide band oxygen sensors permitted.
“Playback” tachometers permitted. Laptops prohibited in vehicle.
9.8 TOW VEHICLES
TOW VEHICLES: Vehicles may not be towed in or to staging lanes.
Vehicles may not be towed from the return road.
10: DRIVER
10.4 CREDENTIALS
CREDENTIALS: See general regulations.
11: CLASS & SAFETY REQUIREMENTS
It is the participant’s responsibility to familiarize oneself with
the class requirements as found in the 2005 PRO rulebook and the
safety requirements as found in the 2005 NHRA rulebook.
The participant agrees that the participant bears the ultimate
responsibility at all times to ensure the safety of participant’s
vehicle and to ensure that participant complies with all applicable
NHRA & PRO rules. The participant agrees that participant is in the
best position to know about the construction and operation of
participant’s vehicle, equipment, and clothing, and whether there
has been compliance with all applicable NHRA & PRO rules.
12: STREET-LEGAL REQUIREMENTS:
Headlights and tail lights for year & make of body used mandatory.
Head lights & tail lights required to be functional.
13: WEIGHT
WEIGHT: Weight is not a tech item however excessive lightening as
determined by the tech officials will not be permitted.
