September
22nd at
50
green flag laps - $2,500 to win, $1,200 for second, $1,000 for third
minimum
30 cars to start based on entries filed. 1 hour time
The
2007 Sunoco Race of Champions Late Model rules are based largely on hometrack rules with mandatory adaptions
for weight, carburetor, tires and any thing else specified on this
sheet. Hometrack
rules mean: you will be teched based on the speedway you list as your hometrack on the 2006 official entry form. No mixing and matching of rules will be
accepted. Must have track license from
your hometrack.
Three
Categories of Late Models Will Be Used to Determine Weight Variations.
1. Stock Front Clip Cars
A.
Compression of 10.5 to 1 or less must weigh a min. of 2,800 lbs.
B.
Compression of 10.5 to 1 or more must weigh a min. of 2,850 lbs.
2. Pro
Stock Cars -
A. Compression of 10.5 to 1 or less must weigh a
min. of 2,850 lbs.
B.
Compression of 10.5 to 1 or more must weigh a min. of 2,900 lbs.
3. Tube
Chassis Late Models
A.
Compression of 10.5 to 1 or less must weigh a min. of 2,925 lbs.
B.
Compression of 10.5 to 1 or more must weigh a min. of 3,000 lbs.
Weight for all cars will be a max. of 56% left side.
Only fuel may be added after race.
Add 50 lbs. for any dry sump type car. Maximum compression for any car
is 12:0 to 1. Only weight exception is
permitted under crate motor program listed below.
General Rules: Home track rules apply based on 2007 rules
that our committee has from northeast speedways. However, above weight rules
must be met along with the following additional rules:
Engines
Engine
Displacement as follows:
A. General Motors: 350 cubic inch displacement OEM block plus a maximum of .045
inch overbore per cylinder.
B.
Ford: 351 cubic inch displacement OEM
block plus a maximum of .040 inch overbore per cylinder.
C.
Chrysler: 340 or 360 cubic inch
displacement OEM blocks plus a maximum of .030 inch overbore per cylinder .355 cubic inch
displacement Chrysler engines not
allowed.
Carbuertor: 1 4412 Holley 500 CFM two barrel carburetor
only. No alterations except choke plate may be removed. Choke horns must remain in place. Carburetor must be mounted in stock
configuration. One space adapter, maximum 1 thick. Spacer not allowed if 1 is built into
intake.
Intake Manifold: Edelbrock performer
or performer RPM and must be stamped. Manifold
may not be modified, painted, polished or coated.
Front
2 cap screws on right side of intake must be drilled through head of hex for track seal.
Gaskets
not to exceed .075. No air gap intakes
allowed.
All cars have must working starter. Failure to start under own power will force driver
to start at rear of field.
Fuel -
Fuel cells are mandatory and must
be securely mounted in a 1 square tubing frame centered between frame rails.
Cell must 8 ground clearance with driver in position and race ready.
Check ball is required. Only
approved racing fuel permitted,
no alcohol, nitrous oxide, or any other fuel additives may be used. A fuel
shutoff valve must be located within drivers reach. 22 gallon maximum capacity. One mechanical fuel pump only.
Any steel header is allowed and the exhaust must
exit behind the driver. Mufflers are mandatory. Cars with 180 degree headers add 50 lbs.
weight to above weights.
Heights Measurements
A.
Frame rails must be a minimum of 4 off of ground with driver in car.
Stock clip cars must be a minimum
of 2 off ground with driver.
B. Spoiler height is a max. of 6, 40 max. from
ground to top of spoiler.
C. Minimum allowable roof height is 46 measured
from 10 back from
the center of the windshield with the driver in the car and 6 forward from the
rear window. Top lip shall be no less
than 44.
D. Wheelbase 104 minimum
Bodies
A. All bodies must be stock appearing steel,
fiberglass or aluminum replicas. No wedge type bodies or noses. No kevlar or carbon
fiber panels allowed.
Dirt noses not allowed. The Five Star type template will be the standard
body type.
B. Air cleaners must remain under
hood.
C. Center of hood may be raised 3
by 20 with air opening in rear only.
D. Five Star High Performance
Short Track bodies permitted. Must meet exact specs as shown in
Five Star catalog. Roof heights on stock
clip cars may be no lower than 42 inches.
Chassis
A. Engine must be centered in frame
with front most plug not exceed 2
back from center of ball joint. Ford and
Dodge cars permitted to setback
max. 4.
B. Spindles must be steel. Safety hubs required.
No traction control devices
(mechanical or electrical) are permitted.
Drive Train
A. No 5 speeds or in-out type.
B. Steel or aluminum drive
shafts. No carbon fiber. Must have steel encasing guards to protect driver.
C.
No electric or hydraulic, electric or electronic devices allowed in rear
end.
D. No independent, cambered or
locker type rear end allowed.
Steel
Wheels only max. 10 wide. Ten inch tires only in the following
compound:
Tires: Left Side
Options:
Hoosier F55, 1055 or 2060 compounds
Right Side: Right Front: Hoosier F55, 1055 or 2070 Right Rear: Hoosier 1070 or 2070 only.
Available through Frenchs Auto Parts at (607)
774-4500. No tire
softner
permitted. Please note 2070 and 2060
tires will not be available at the track.
Tech
when each driver arrives to draw for
starting position on Friday, tech chips will be placed within the draw
bucket. If a tech chip is drawn a driver
will be pre-checked for that item prior to practice on Friday. If illegal - car will be disqualified from
weekend competition with no refunds made.
Tech chips will include compression and cubic inch checks. There will be ZERO tolerance for compression
or left side and overall weights. Radios permitted. ONE center mirror allowed. The top 3 feature finishers will be
checked for compression and cubic inch along with carburetors.
Late Model Rules
additions/corrections
Engines
Engine
Displacement as follows:
A. General Motors: 350 cubic inch displacement OEM block plus a maximum of .060 inch overbore per
cylinder.
B.
Ford: 351 cubic inch displacement OEM
block plus a maximum of .060 inch
overbore per cylinder.
C.
Chrysler: 340 or 360 cubic inch
displacement OEM blocks plus a maximum
of .060 inch overbore per cylinder .355 cubic inch displacement Chrysler engines not allowed.
Carbuertor:
1 4412 Holley 500 CFM two barrel carburetor only. No alterations except choke plate may be
removed. Choke horns may be removed.
Carburetor must be mounted in stock configuration. One space adapter, maximum 1 thick. Spacer not allowed if 1 is built into
intake.
No
traction control devices (mechanical or electrical) are permitted.
Drive Train
A.
Jerico type transmissions permitted. No 5 speeds or in-out type.
Crate Engine Option per
These cars can weigh 2,900 lbs. and will be allowed to run
a 58 % left side weight.
These rules must be met without any deviation. Any modifications to these rules will result
in disqualification. Any worked on or
altered carburetor from what is listed below will result in disqualification.
1. The GM 410 horsepower crate engine, part number 88958604 will be permitted
for competition.
2. The Ford crate engine, part number M-6007-D347 will be permitted for
competition.
3. The Dodge crate engine, part number P5007958 will be permitted for
competition.
4. Track Officials reserve the right to impound, inspect, replace, and/or have
an independent engine builder inspect and test any competitors crate engine at
any time.
5. All engines will be sealed by the manufacturer and/or by an authorized crate
engine dealer. All
engine seals must be acceptable to Track Officials.
6. Any team found to have tampered with any engine seals will be subject to
disqualification from the event, loss of all points, suspension and/or other
penalties issued from Track Management and Track Officials. Any seals that in
the judgment of the Track Manager and/or Track Officials have been tampered
with and/or altered will result in the engine being declared ineligible for
competition.
7. For all crate engines the 650
CFM Holley 4777-1or 0-80541-1 carburetor will be permitted. The
carburetor and/or any carburetor components (ie;
boosters, throttle plates throttle body, throttle
shafts, metering blocks, etc
) must remain stock in appearance and match all
factory dimensions.
Alterations to the carburetor and/or any carburetor components will not be
permitted. Only Holley replacement and/or service parts will be permitted in
carburetor rework. Carburetors and/or carburetor components machined from
billet materials will not be permitted.
8. Crate engine header:
Exhaust Header requirements:
a. The maximum list price, race retail from any manufacturer and/or listed from
any parts distributor, dealer and/or catalog or internet source for an
exhauster header is $550
b. 1 5/8 Outside Diameter - 1 Ύ Outside Diameter, step-type design, 3- 3.5
collectors will be
permitted.
c. The complete exhaust header must be of the conventional-type design. Four in
to one collectors will be permitted.
d. One single round exhaust pipe will be permitted to create an exhaust path
from each cylinder.
e. The maximum length for the collector is 4.
f. The end of the exhaust pipe may exit on the car on the right side, or if the
exhaust pipe remains
inside the car, the pipe may be turned down to face the ground.
g. A complete and unaltered muffler system is mandatory. All mufflers must be
mounted with the
inlet and the outlet in the proper direction and be removable for inspection.
h. The decibel for all events will be 90 decibels at 100 feet.
i. Spacers will not be permitted between the cylinder
head and the exhaust header mounting flange.
j. Merge collectors and/or collectors of a similar type and design will not be
permitted.
k. Crossover pipes, Try-Y exhaust systems, stainless steel and/or 180 degree
exhaust system will not
be permitted.
l. Stainless steel, ceramic coatings, and/or thermal wrap will not be permitted
on exhaust headers.