Ventage Gas Dragsters
Vintage Gas Dragster refers to the type of car, not the age
of these cars.
Vintage Dragsters should be built to resemble drag cars of
the late 40’s, early 50’s. They should conform to today’s
safety standards. This will mainly impact the roll cage
area. This is to satisfy track and insurance requirements.
(YOU ARE RESPONSIBLE FOR THE SAFTEY AND INTEGRITY OF YOUR
Vintage Gas Dragsters rule changes must be voted on by car
owners and passed by 60% of the members. Each car gets one
vote. ONLY car owners that are current dues paying members
of SDRA can vote. All competition points earned by that car
stay with that car. And points totaled at Dec. 31st or
sooner for the year.
Important - The idea of these cars and rules is that a
person working a 40 hour week or is on a limited budget can
have and enjoy a race car. No car shall be quicker than
11.50 seconds that will be considered a "break out", causing
a loss, If both Break out the closer to 11.50 sec. wins. Any
questions, please feel free to ask.
#1 – ENGINE:
Inline and flathead V8’s motors – stock iron blocks.
Flatheads motors may run aluminum heads. OHV inline motors
must run original type IRON head and IRON block. Porting and
polishing allowed. Cars with cooling systems or water tanks
must have a radiator cap and over flow catch can.
NO: - Overhead Cam motors, Overhead valve V8’s or V6’s. No
Superchargers, Turbochargers, or Nitrous oxide.
#2 – IGNITIONS: Any
#3 - CARBUERATOR/S ONLY:
Carbs must have anti siphon device(s), such as velocity
stack(s), air cleaner(s), or air scoop(s) in the 40’s and
#4 – FUELS:
Any Pump gas or Racing gas only. NO ALCOHOL.
#5 – TRANSMISSION / CLUTCHES:
AUTOMATICS ALLOWED, STALL CONVERTERS ALLOWED. Must have a
WORKING neutral safety switch, and a reverse lockout. Shift
light ok. Cars should have an NHRA style shield around the
flex plate area.
No Trans brakes.
Standard transmissions must have a reverse lock out with a
neutral safety switch, and run a ¼” 360 degree scatter
shield if using stock bell housing. Flywheels and clutch
assembly should be new, not rebuilt. Racing components
#6 – FLOORBOARDS:
NHRA requires all cars to have a floorboard or belly pan to
protect the driver from debris. Floorboards over the
transmission area are to be of the following material and go
to the rear of the seat;
Steel - .024 min. Aluminum - .032min.
An SFI certified blanket may be used in place of a
floorboard over the transmission.
#7 – TIRES / WHEELS:
A 6 inch max. rear tire tread width, automotive DOT street
tire only. Radial or Bias ply OK. Rear wheels can be any
diameter. Steel wheels recommended. Pie Crust slicks up to
10 inches wide with recommended width wheels allowed. You
may run either wheel/tire combination.
#8 – STARTERS / BATTERIES / TAILLIGHT / BRAKES:
Cars must be equipped with an engine mounted starter and be
self-starting. Batteries must be securely mounted in a box.
Cars must have a MASTER Cut Off switch mounted on the REAR
of the car. A solid RED light must be attached to the REAR
of the car for night racing. Brakes can be foot and/or hand
operated and must be in good working order. No line locks.
#9 – DRIVER SAFETY:
Driver must wear a full face helmet. Snell 2005 or later, or
approved by NHRA, and at least a single layer fire retardant
jacket and pants or suit and leather shoes, Neck, arm
restraints, gloves and a 5 point safety restraint harness
that is SFI approved and up to date is required. Ref. NHRA.
#10 – CHASSIS:
Mild steel tubing of .125” wall, (a wall thickness greater
than .118 will meet NHRA spec.. Stock or modified frame
rails, 3” OD x .125” wall round, 1-1/2” x 3” rectangular
tube, 3” x 2” x.125” C channel, are acceptable. NO Chrome
Stock width rear axle preferred. (52” min track width). Rear
end to be solid mounted with a min of 3ea. Grade 8, 3/8”
bolts per side. An anti-rotation device should be used. 52"
min track width measured center of tire to center of tire.
Front axle width 40” min (king pin to king pin). A sprung
front axle is recommended, solid mounting is optional.
Positive caster recommended.
Wheel base; 92” min., 130” max
Driver’s seat bottom must be between the axles. NO sling
shot style cars.
Grade 5 or better bolts and capture washers required on all
ALL cars must have a fire wall, side panels, cowl and
Floorboard or belly pan, to protect the driver.
#11 – ROLLBARS:
A 5 point cages can use 1-5/8” x .125 wall tubing; main hoop
must be 2” over driver’s helmet, with the front hoop 3” min.
in front of the driver’s helmet.
A 6 point cages can use 1-1/2” x .125” tubing; main hoop
must be 2” over driver’s helmet, with the front hoop 3” in
front of the driver’s helmet.
See NHRA rule book for cage construction details.
#12 – DRIVELINE:
If an open drive line is used: a safety loop (2” x ¼” strap)
must be installed within 6” of the center line of each U
joint. Floor boards or steel drive-shaft cover must separate
the driver from the drive shaft.
#13 – STEERING:
Any box converted to center steer; Vega, Corvair, etc., SPE
or the like. No excessive play. Grade 8 bolts or better
required and capture washers.
#14 – PIT SAFETY:
Any time a car is running (warming up, tuning etc.) . A jack
and jacks stands must be used. A liscensed DRIVER MUST BE IN
THE VEHICLE ANY TIME THE ENGINE IS RUNNING. Observe PIT
speed limits. If your car is overheating SHUT IT OFF , DON’T
SPEED UP. Someone will come get you as soon as possible.
SAFETY IS THE RE-SPONSIBILITY OF EVERY RACER.
ANY QUESTIONS, PLEASE CONTACT:
David Bridgewater, President, (918) 706-6302, firstname.lastname@example.org
Ryan Bridgewater, Sec., (918) 282-9426, email@example.com