2008 UMP 4-Cylinder Rules

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29 Νοε 2013 (πριν από 3 χρόνια και 8 μήνες)

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2008
UMP 4
-
Cylinder Rules


1) Any 4
-
cylinder car with a maximum wheelbase of 104" and a complete stock
body, frame and suspension
.
NO 4
-
wheel drive or all
-
wheel drive cars

2) No bracing anywhere on car
.
Dash,
steering,

and pedals must remain stock
for th
at make and model.

3) Car horn must
work!!!

4) If it is under the hood from the factory
-

LEAVE IT
THERE!
Insulation under
the hood and trunk latches must be removed for fire prevention
.
X bracing under
the hood must be removed
.
Pin type hood and trunk
latches must be used.

5) Stock carburetor/fuel injection system for that make
and model
.
NO Turbo
Chargers
.
Performance air filters may be
used;

however they must be
completely concealed in the stock filter cover
.
Stock induction only.

6) Exhaust must c
ome off engine and exit under the car running back at least
behind the rear of the front seat.

7) Stock transmission and rear end
(or

front
end)

for that make and model.

8) Battery must remain in stock location, or be placed in the driver's compartment
or
trunk contained in a plastic box securely mounted to the frame or floor of the
vehicle.

9) Wheels must be stock
.
OEM for make and model
.
Steel wheels are
recommended
.
Wheel studs must be at least flush without side of lug nuts
.
Broken studs and missing

lug nuts are prohibited
.
No wheel spacers, no
pressure bleeders
.
Minimum of 30 (thirty) pounds of air pressure in all four tires
.
NO low profile tires
.
Only street legal DOT passenger tires all the same size
-

60
(sixty
-
five) series or higher.

10
)
Rac
ing fuel (octane 104) may be used
!
Fuel Tank can remain in stock
location or a fuel cell or six gallon steel boat

tank securely mounted as far
forward in trunk as possible, steel fire wall to be placed between driver and fuel
tank
.
Fuel lines in driver c
ompartment must be run in steel conduit
.
Fuel tanks
to be mounted with two 1" x 1/8" steel straps
.
No more than 4 gallons of gas in
tank per run
.
Stock gas tank ahead of rear axle will be allowed
.
Stock gas tanks
behind rear axle prohibited.

11) Doors
are to be welded or bolted shut
.
One fence post rub rail securely
mounted on both sides will be allowed (6" behind the front wheel to 6" ahead of
the rear wheel.

12) An approved complete racing fire suit is required.

13) Full face approved helmets, 5
-
poin
t safety racing belts, window nets,
N
eck
braces are mandatory
.
Purpose built racing seat made of aluminum and installed
in a manner acceptable to officials is required.

14) All glass must be removed
.
Driver protection bars (minimum of 4 bars
-

3/8"
in di
ameter) and mud screen must be installed in front of the driver.

15) At least 3 wheel brakes must be operable.

16) Cars must start under their own power.

17) Drivers 14
-
18 years of age may be allowed to compete with a parental
permission form signed
.
ALL
drivers must sign waiver at pit entry.

18) Car numbers must be legible, recommended 2
0
" tall, 3" thick with contrasting
colors to body, they must be neatly applied to both right and left front doors and
on roof left side front corner
.
Numbers like 47X or
B4 or XI5 will be allowed
.
Offensive graphics or slogans are not permitted
.
All competitors agree to accept
the official's decision on these matters.

19) NO added ballast (weight) of any kind to the car.

ROLL CAGE SPECIFICATIONS
-

The vertical main hoop
must be welded

either
to the left and right rocker panels and floor pan OR a minimum 4" x 4" x 1/4" steel

plate at the bottom of each leg of the vertical main hoop.

A second 4" x 4" x 1/4" steel plate must be located under the floor pan and be
connected to

the main hoop plate B with a minimum of four 3/8" diameter steel
bolts.

The main hoop must be located behind the driver and have a horizontal
bar at the midpoint and bottom parallel to the floor pan
. The

main hoop must
also be diagonally braced.

All bar
s in the main hoop bar must be round steel tubing no less than 1 1/2" in
diameter (1 3/4" recommended) and have a minimum wall thickness of 0.095"
.
DOM tubing is recommended
.
Black pipe, exhaust tubing, formed pipe, etc. is
prohibited.

The top hoop must
attach to the main hoop and to the left and right front post and
be diagonally braced
.
The left and right front posts must be welded either to the
rocker panels and floor pan or minimum 4" x 4" x 1/4" steel plate at the bottom of
each post leg.

A second 4
" x 4" x 1/4" steel plate must be located under the floor pan and be
connected to each post leg by a minimum of four 3/8" diameter steel bolts
.
The
rocker panel where the main hoop and the left and right front posts attach must
be reinforced with a minimu
m of 1/4" steel plate
.
The left and right front post
must be connected by a horizontal "dash" bar
.
The top hoop, the left and right
front posts and the "dash" bar must be round steel tubing no less than 1 1/2" in
diameter (1 3/4" diameter is recommended)

and have a minimum wall thickness
of 0.095"
.
"A" pillar supports are allowed.

The driver's side front post must be connected to the vertical main hoop by three
or more equally spaced horizontal bars
.
They must be flush with the outer door
skin
.
The doo
r bars must be connected by two or more equally spaced vertical
braces.

A foot protector bar is allowed and recommended
.
All driver side door bars and
braces must be round steel tubing of no less than 1 1/2" (1 3/4" recommended)
and have a minimum wall th
ickness of 0.095".

The seat frame must attach to the lower main hoop horizontal and bottom driver's
door bar
.
The seat frame must have a minimum wall thickness of 0.095".

The passenger side must be equipped with a minimum of three door bars
.
Two
of the b
ars may be "X" design
.
Horizontal bars must be equally spaced and
connected by two or more equally spaced vertical braces
.
All passenger side
door bars and braces may be round steel tubing no less than 1 1/2" in diameter
(1 3/4" recommended) and have a m
inimum wall thickness of 0.083".

The main hoop must be connected to the back floor pan by a minimum of two
rear support bars
.
The rear support bars must be welded either to the floor pan
or a minimum 4" x 4" x 1/4" steel plate at the bottom of each suppor
t bar
.
A
second 4" x 4" x 1/4" steel plate must be located under the floor pan and be
connected to the support bar by a minimum of four 3/8" diameter steel bolts
.
The
bars must be round steel tubing no less than 1 1/2" in diameter
(1

3/4"
recommended) an
d have a minimum wall thickness of 0.095".

All roll bars exposed to the driver must be padded
.
The left side door bars must
be padded.

20.
All vehicles must have securely installed a fire extinguisher in reach of driver.

21.
Compression may not exceed sto
ck specifications by more than 10 lbs.

22.
Fire suits of a flame retardant nature required
.
NO KART SUITS OR FLAME
RETARDANT COVERALLS
.
Two piece fire suits allowed. Neck braces are mandatory,
Fire retardant gloves and shoes are recommended
.
Helmets ar
e required and must be
Snell SA90,
SA95,

or SA2000. Helmet must be worn at all times car is on the track and
must accompany vehicle at time of inspection
.
No M class helmets
.
Roll bar padding
required in driver compartment
.
Fire retardant padding recom
mended.
Window net
mandatory (no string type nets).