Pro Stock
Body
1. Any stock American made steel top
car or station wagon. No convertibles, jeeps, hearses, limos, front wheel
drives, el caminos, rancheros, or trucks.
2. Bodies must remain GM-GM,
Ford-Ford, Mopar-Mopar. May reskin with a newer body. Such as FWD Grand Prix,
Monte Carlo bodies on your metric frames. In place of the original.
3. All bodies must have original
steel firewall and floor pans that match the frame in original location.
4. All bodies must be bolted down
using factory frame holes. May remove factory bushings. No welding of body to
frame from cowl area to rear of car.
5. Radiator core support may be
removed and replaced with 2X2 angle iron no thicker than 1/4" or 1
3/4" roll bar tubing. Must be inline with or behind radiator and vertical. Top support
can go from fender to fender. May connect to the front loop with no bigger than
1 3/4" tubing. One 3/4" pipe between frame rails directly
infront of radiator allowed.
6. Hood and trunk must be pinned
not nuts and bolts, for fire safety. Trunks must open.
7. May have have steel under drivers
seat and leg area or from center hump to rocker panel welded or bolted to body
or cage. Must retain stock floor on passenger side of car.
8. No welding of floor pan to frame.
9. All holes in firewall and rear
seat area must be covered with metal.
10. Both doors must be welded,
chained, or bolted shut.
11. Drivers door only can be reinforced
from the outside. A steel plate no thicker than 1/8" may be welded from
wheel to wheel, and from rocker panel up the side of the door 18 inches
on drivers side door only. A single rub bar no bigger than 1X3" and
stretching no longer than from wheel to wheel may be installed, by
bolting or welding to both sides of car.
12. Driver and passenger compartment
must remain open. No enclosed cockpits.
13. No reinforcing of any kind on
the inside of front fenders or passenger side door. No pipe or steel plate.
14. May have single tube no bigger
than 1 3/4" from quarter to quarter across rear of trunk opening and
single bar of same size back to frame or kicker. May have single 1 3/4" tube
inside of quarter panel from rear bumper to rear of wheel well. With kickers
back to frame.
15. Single body steel. All body
repairs must be done with thin sheet metal. No plating. Any patching of body
must be no more than 1/16" thick and
no more than 2 inches from damaged area.
16. All glass, plastic, upholstery,
lights, mirrors, molding, and chrome must be removed.
17. Number plate on roof is
mandatory. Numbers on roof plate must be at least 10" tall. Car numbers on
both doors and on roof plate and easily read. No spray painted numbers. Letters
may appear behind number and must be at least 6" tall. No four digit
numbers allowed.
18. No adding of ballast or weight
of any kind anywhere in the car. In frames, bumpers, body, etc.
19. A 1/2" rod may be welded
around fender openings.
Frame
1. Repair of rails from rust or
damage from center of rear axle forward must be of 1/4" flat steel or
less, no angle, channel, or box iron.
2. Center of rear axle to back
bumper can be replaced with 2X3" box tubing no thicker than 1/4" in
the stock location.
3. Rear frame rails must be able to
safely support bumper and protect fuel tank.
4. Unibody cars can connect front
and rear rails together with 2X3" box tubing.
5. X-ing of frame allowed.
6. All repairs must be approved by
racing inspector.
Roll
Cage
1. Minimum of 4 point cage securely
welded to frame.
2. Rear kickers are allowed, but
must stay in trunk area.
3. Front loop allowed, maximum of 1
3/4" tubing. Loop no farther forward than front of frame.
4. Must have at least 3 drivers side
door bars.
Safety is priority. Cages will be
inspected, cages appearing unsafe will not race.
Fuel
Tanks
1. Must be in trunk area.
2. Original tank must be removed.
3. Fuel cells mandatroy.
4. All fuel cells must be securely
fastened down.
5. Must have roll over valve in
place.
Fuel
1. No racing fuel, aviation fuel, or
E-85. Pump gas only.
2. Fuel line inside drivers
compartment must be in steel tube.
Fuel
Tank Protection
1. May weld in a bar no wider than
frame rails across back of trunk with 2 bars going down and 2 bars going ahead
to frame or cage kicker bars to form a cage around fuel cell for
protection, bars can be no larger than 2" but not required.
Bumpers
1. Must be stock car bumpers only.
2. No reinforcing inside of bumpers.
3. Must be bolted to frame.
4. Bumper ends must be capped and
welded to the body with small straps of metal no taller than the bumper. Safety
chaining of bumpers is recommended.
5. If using plastic nose must use an
O.E.M. bumper.
6. May use a single nerf bar on top
or bottom with no kickers, no wider than the frame rails and no taller than
10". No larger than 1 3/4" pipe.
Rear
Ends
1. Stock or 9" Ford rear end.
Floaters allowed.
Brakes
1. All four brakes must work. Must
lock up on inspection.
2. No aftermarket brake pedals
allowed.
3. No bias adjusters.
4. Rear disk brakes allowed.
Shocks
1. No coils over shocks.
2. Must be in stock locations. May
be racing shocks.
Springs
1. Stock style in stock locations.
May be racing springs.
Suspension
1. Stock upper and lower A-Arms
2. Stock rear end control arms.
Steering
1. No quick steer allowed.
Drive
Shafts
1. Must be painted white. Must have at least one
strap or chain under drive shaft.
Battery
1. One automotive type battery.
2. Securely fastened down and
covered inside battery box.
3. Not to be in trunk area.
Wheels
and Tires
1. Must use one inch lug nuts.
2. Can use any racing wheels/rims.
Bead locks allowed.
3. Four ply radial passenger car
tires or racing tires. Maximum 8" wheel and 10" tire.
4. No mud tires.
5. Protection around valve stem
allowed.
Radiator
1. Stock or O.E.M. aluminum allowed.
Aluminum racing radiators allowed.
2. Radiator must be in stock
location.
Engine
Stock GM-GM, Ford-Ford, Mopar-Mopar
1. Cast iron factory head and
blocks. No aluminum heads. No aftermarket heads.
2. Flat top or dish pistons only.
3. No roller rockers or roller tip
rockers. No roller cams.
4. Cast iron factory intakes or
aftermarket aluminum intakes.
5. Aftermarket carbs allowed. Only a
single carb.
6. Headers allowed, but must exit
under car.
7. Engine must be in stock location.
8. Engine must carry 15" of
vacuum at 1,000 RPM's at any given time.
9. If using electric fuel pump or
fuel injection must have crash or roll over shut off valve.
Driver
Protection
1. Racing seat mandatory.
2. Driving suits mandatory.
3. Must have a 5 point harness and
window net.
4. No open face helmets.
5. Must have neck roll.
Remember:
Build the car for driver safety.