Late Model


Click here for downloadable version of the 2014 Late Model Rules

Limited Late Model
Open Wheel Modified
Sprint Cars
Street-Stock
Outlaw 4′s
4-Cylinder Bombers
V8 Warriors

2014 Rules Addendum
Late Models & Limited Late Models
Durometer Punch Rule for the Hoosier D-21 will be a minimum of 47. There will be no tolerance on this rule.
The Hoosier D-55 or the new Hoosier Spec 45 tire will be allowed as the harder tire for both classes. The minimum punch rule for both of these tires will be announced after determination.
These are the only tires legal for the 2014 season at East Bay Raceway Park.
There will be no burn-off period for any other tires whatsoever.

2014 LATE MODEL RULES

THIS IS A PROTEST DIVISION

I. BODIES:
A. This division is limited to 2001 to 2014 American manufactured stock car bodies.

B. Floor boards and firewall MUST cover the drives area and be constructed to provide maximum safety. Firewalls made of MINIMUM 20-gauge sheet metal or .040 aluminum and must separate driver’s compartment from engine compartment and from the fuel cell. All floorboards must extend a reasonable and safe distance beyond the driver’s seat in the rearward direction.

C. Drivers seat must remain in the same general area as the general design of the car.

D. Full windshield screens are mandatory. (Maximum 1″ x 2″ square).

E. All surfaces must be rounded with no sharp corners, edges, or protrusions. All corners must be rounded.

F. Any device added to protect the radiator will be considered a bumper and therefore must conform to all rules concerning bumpers.

G. All cars must have a full, complete and intact rear deck and hood.

H. No item or device of any kind may protrude more than 4 inches vertically through the hood. Hood scoops are permitted but must not exceed a maximum of 4 inches in height or 18 inches in width.

I. Neatly painted (or vinyl decals) numbers at least eighteen inches (18″) high are required on each side of the car and the roof. 4″ number on windshield screen and rear of fuel cell.

J. NO fins or raised lips of any kind permitted anywhere along the entire length of the car. Body line MUST be a smooth, even line from front to rear.

K. NO “slope noses” or “wedge” bodies permitted. Nose pieces must be stock type nosepieces as built by FIVE STAR STOCK CAR BODIES or PERFORMANCE BODIES. Nosepieces must be made of a molded plastic type material and must be mounted so as not to alter original shape. NO adding to bottom at frontal area to achieve lower ground clearance.

L. Stock nosepiece can extend a MAXIMUM of 46″ from center of
front hub to farthest point extending forward.

M. Front fender flares MUST be made of plastic and CANNOT extend beyond front tire track width with wheels pointed straight. Front fender flares MUST have collapsible support (NO STEEL SUPPORTS.)

N. NO “belly pans” or any type of enclosure on bottom of car is permitted. Skid plate to protect oil pan is permitted.

O. If interior is flat through the car; it MUST maintain a twelve inch (12″) clearance from roll cage for easy exiting from either side of the car.

II. BUMPERS
A. The horizontal centerline of the bumper must be a minimum or 18 inches and a maximum of 20 inches from the ground.

B. All cars with enclosed front ends and bumpers are required to have a hook or chain loop type device, to allow hooking by a tractor or a wrecker, capable of supporting the weight of the car when lifted.
This procedure MUST be capable of being carried out without raising the hood.
Any car that does not conform to this rule and thereby does not provide an adequate means of lifting and towing when the car is involved in a an accident
will be removed from the racing surface by the best means available. East Bay Raceway Park and its management and officials WILL NOT BE HELD LIABLE OR RESPONSIBLE FOR ANY DAMAGE RESULTING FROM THIS REMOVAL PROCESS. Any car is subject to inspection of this device at any time and may be disqualified.

C. If rear bumper is stubbed, it may only extend a maximum of eight inches (8″) beyond the frame. Any stubbed rear bumpers that extend eight inches (8″) or more beyond the frame MUST be rounded and directed towards the front of the car eight inches (8″).

III. FRAMES
A. NO aluminum frames or front clips permitted in construction of car.

B. MINIMUM 103″ wheel base (+ or – 1 inch). No tolerance.

C. RECTANGUALR OR SQUARE TUBING: The wheel base of all cars MUST be constructed of two inch (2″) by two inch (2″) minimum rectangular or square tubing with a minimum of eight inch (8″) circumference and a minimum of eighty-three thousandths inch (.083″) wall thickness.
D. ROUND TUBE FRAME: The wheel base of all cars MUST be constructed of a minimum of one and one-half inch (1-1/2″) round tubing and must have a wall thickness of eighty-three thousandths inch (.083″) minimum.

D. Cars MUST have a suitable steel roll cage in driver’s compartment including head rest.

E. Side roll bars are MANDATORY and MUST extend into the door panels.

F. A MINIMUM of three (3) bars MUST be used on the left side of the car. Each bar MUST be a MINIMUM of one and one-half inch (1-1/2″) in diameter with a MINIMUM thickness of ninety-five thousandths(.095) inch.

G. Roll cage MUST be welded to the frame.

H. Roll cage MUST be above the driver’s helmet.

I. No “fin-shaped” or “foil-shaped” add-ons.

IV. ENGINES
A. Engines MUST BE based on an American factory design Steel Block and MUST be naturally aspirated (carbureted).
NO ALUMINUM BLOCKS ALLOWED, with the exception of the GM CT525 Crate Motor.
B. Maximum cubic inch in 362 with a 2350 pound minimum. NO stroking or de-stroking. 3.480 or 3.500 crankshafts only.

C. Chevrolet –23 degree heads plus or minus one (1) degree valve angle.
Ford – 20 degree heads plus or minus one (1) degree valve angle
Dodge(Mopar) – 18 degree heads plus or minus one(1) degree valve angle.

D. Maximum overbore of .060 over.

E. The engine is permitted to set back a maximum of six inches (6″) from center of ball joint to front of most forward spark plus hole.

F. Carburetor is limited to one(1) Holley 4150 series four (4) barrel, air horn
optional. Must maintain 4150 base gasket hole pattern. Gas or alcohol only.
GM Crate 604 engines may use one (1) carburetor spacer measuring one (1) inch with a maximum .040 inch tolerance.
GM Crate 602 engines may use one (1) carburetor spacer measuring two (2) inches with a maximum .040 inch tolerance.
GM Crate engines 604 and 602 may also use two (2) standard paper gaskets (maximum .070 inch thick), one between carburetor and intake and one between carburetor and spacer

G. NO fuel injection devices, vacuum pumps, electric fuel pumps, electric water pumps, turbochargers or blowers permitted.

H. Magnetos are permitted. MUST have operating self starter.

I. NO titanium or exotic material crankshafts or connecting rods permitted.
Titanium valves and valve retainers are allowed.

J. All engines limited to one (1) spark plug and two (2) valves per cylinder.

GM CRATE ENGINES:
All GM sealed crate motors must meet the rules and regulations of the Fastrak Crate Late Model Series.
1. GM part number 88958602, GM part number 88958604 and GM part number 19171821 (CT525) are the only approved crate motors.

NOTE: A complete engine claim of $3,500 on GM 602’s, $5,500 on the GM
604 motor and $8,800 on the GM CT525 will be allowed. All engine claims must be made with proper claim form and required cash given to main flagman on front straight immediately following conclusion of event. If driver goes out turn one gate, there will be no claim allowed. Driver will not be allowed to receive cash from anyone else on front straight.
Buyer gets only GM crate motor as it comes in original crate.
Carburetors, water pumps, distributors, headers and any other bolt-on items are not included in claim. Exception: GM CT525 ignition system is included in the $8,800 claim fee.

2. These engines are sealed at the intake manifold, cylinder head, front cover and oil pan with special twist off bolt heads. These bolts must not be altered, modified, damaged or changed from factory specifications.
3. The sealed engines must remain intact and not be tampered with in any manner. Any seals that have been removed or tampered with will make the engine illegal and not eligible for competition.
4. Any crate engine with that has been re-built and has East Bay Raceway Park, Fastrak or NeSmith seals or “RM” bolts are subject to the protest tear down rules of East Bay Raceway Park.

THE PENALTY FOR ANYONE TAMPERING WITH SEALS, MODIFYING ANY INTERNAL ENGINE PARTS OR CHANGING THE PARTS FROM STOCK AS DELIVERED SEALED FROM THE FACTORY WILL BE SUBJECT TO EXPULSION FROM RACING AT EAST BAY RACEWAY PARK FOR THE REMAINDER OF THE SEASON AND POSSIBLE FUTURE SEASONS.

All GM Crate engines must pass all FastrakCrate Late Model Series rules unless otherwise noted in East Bay Raceway Park rule book or subsequent addeneums.
If any GM Crate Engine should need re-building, it can only be re-built by East Bay Raceway Park, Fastrak, or NeSmith series approved and bonded re-builders. It must have either East Bay Raceway Park, Fastrak or NeSmith approved “RM” bolts or East Bay RacewayPark, Fastrak or NeSmith approved seals installed by approved re-builders. The engine serial numbers and the serial numbers on the approved seals must remain clear and legible to East Bay Raceway Park officials at all times. Tampering or modifying either of these will also lead to disqualification of engine from eligibility for competition.

GM Crate 602 and 604 engines must have collector type headers. MUST have four (4) tubes into one (1) collector of a consistent diameter. Schoenfeld 112535 or 112530 mufflers are mandatory.
NO tri-Y headers or merged headers allowed.
NO square-tube headers allowed.

GM 602 and 604 may use any electronic distributor-type ignition. No crank trigger, distributorless multi-coil, or magneto ignition system.
GM CT525 MUST use FACTORY COIL PACKS as supplied from GM.

V. FUEL SYSTEMS
A. An approved fuel cell, thirty-two (32) gallon maximum. Must be securely mounted in trunk area of the car inside a twenty (20) gauge metal box supported by at least two (2) one eighth inch (1/8″) by two inch (2″) steel straps.

B. An aluminum firewall MUST be installed between fuel cell and driver’s compartments.

C. All engines must be naturally aspirated.
NO pressurized fuel systems permitted.
Mechanical Fuel Pump only, cam-driven or belt driven.
NO ELECTRIC FUEL PUMPS ALLOWED.

D. Gas or alcohols are the only fuels permitted. Nitrous gases or other nitrate additives are not permitted. No performance enhancing additives in fuel. If found, $500 fine and loss of all points accrued.

VI. TRANSMISSIONS, CLUTCH AND REAR END
A. Drive train MUST have transmission mounted on the rear of the engine block and lead to one (1) driveshaft. No direct drive or in-out boxes permitted.

B. All cars are required to have a working starter and be self starting.
One battery per car, Maximum 16 volt.

C. Any transmission with working forward and reverse gears is permitted.
Manual transmission MUST be equipped with an operational clutch.

D. NO QUICK-CHANGE TRANSMISSIONS.

E. Automatic transmissions are permitted.

F. Quick-change rear ends are MANDATORY. NO “live-axle” rear ends allowed. NO independent rear suspensions allowed.

G. Springs and shocks optional on front and rear of car. Fifth-coil setups allowed.

H. All rear ends using a cable to lock-in the rear end MUST have the cable conected on the outside of the driver’s area and not in reach of the driver.

I. All front ends MUST be of the “A-frame” type.

J. If a stock-type clutch and pressure plate are used, a 360 degree 1/4-inch steel bell housing or shield is mandatory.

K. A maximum of two-inch (2″) tolerance will be allowed on engine offset.

L. STEEL, CARBON FIBER OR ALUMINUM DRIVE SHAFTS ALLOWED. All drive shafts must be painted white.

VII TIRES
A. Mandatory for all East East Bay Raceway Park points races.
Hoosier D21, D45 or D55 only. Minimum hardness on durometer is 47.
Refer to EAST BAY RACEWAY PARK Racing Tire Division or
Gene Slaughter– (813)671-4698

B. Hardness of tires may be checked before start of race.

C. NO TIRE SOFTENERS OF ANY TYPE. NO SOAKING OF TIRES. NO ELECTRICAL PRE-HEATING OF TIRES.
NO CHEMICALS OF ANY TYPE WHICH ALTER SOFTNESS OF RUBBER ALLOWED ON OR INSIDE TIRE EXCEPT OXYGEN OR NITROGEN If found, TIRES WILL BE CONFISCATED and driver will receive a minimum fine of $500, loss of all points accrued to that date and/or possible suspension. This could turn into an environmentally sensitive issue if it continues.

D. NO grinding or removal of original factory markings. Grooving, siping or grinding of tread surface is allowed.

VIII. WHEELS
A. Steel, aluminum, carbon fibre or combination aluminum carbon fibre allowed.

B. Wheels MUST be mounted with lug nuts. NO “KNOCK-OFF” (SINGLE NUT) mounting devices permitted.

C. MAXIMUM wheel width permitted is fourteen (14) inches.

D. Maximum width outside of front tires permitted is eighty-eight inches (88″).

E. Maximum width outside of rear tires permitted is eighty six (86″).

IX. WEIGHT LIMIT
A. All cars MUST weigh a minimum of twenty-three hundred fifty (2350)
pounds
GM Crate Motor 602 may weigh a minimum twenty-two hundred
(2150) pounds.
GM Crate Motor 604 may weigh a minimum twenty-two hundred fifty
(2250) pounds
GM Crate Motor CT525 may weigh a minimum twenty-three hundred
fifty (2350) pounds.
East Bay Open Style motors must weigh a minimum twenty-three
hundred fifty (2350) pounds.
ALL WEIGHTS ARE WITH DRIVER AT ALL TIMES AND AFTER
COMPLETION OF RACE EVENT.

B. The EAST BAY RACEWAY PARK scales will be the official weighing device for all cars. Competitors, owners, pit crew and team members MUST abide by the tech directors decision(s).

C. The first five finishers and any car designated by the track officials MUST report directly to the scales upon completion of their event. Failure to report directly to the scales as required may subject the car and driver to penalties as defined herein, including, but not limited to, disqualification, loss of points and/or monies earned in that event.

D. Any attempt to add weight in any manner to car following race and prior to the car being weighed will result in the immediate disqualification of that car and driver, which will result in loss of points and monies for that event and /or other penalties, if necessary.

E. Possible P& G of top three (3) finishers and anyone else as track tech sees fit. All three (3) cars must remain in tech shed until released by tech inspectors.

F. Driver and two (2) crew members only allowed in tech area.

X MUFFLERS
A. Schoenfeld #112535 MUFFLERS ARE MANDATORY ON ALL CARS!!!
All mufflers MUST remain on vehicle and be in working condition throughout the race.
There is NO grace period allowed on mufflers.

B. Maximum 98 decibel reading measured at trackside.

C. TURN DOWNS ARE NOT MANDATORY.

XI. SAFETY:

A. Maximum of one (1) battery per car. No batteries permitted to be located in the driver’s compartment.

B. All cars MUST have an approved fire extinguisher securely mounted within reach of the driver.

C. Window nets are optional.

D. Racing seats and racing seat belts with shoulder harnesses are required and must securely fasten to the car frame. Date of manufacture MUST be on belts and belt cannot be older than three (3) year old.

E. An approved racing helmet with a current Snell 2000 rating inside.

F. Fire-resistant driving uniforms, shoes, neck collar, and gloves are mandatory. Neck brace not required if using Hutchens or HANS devices.

G. Driveshafts must be painted white.

H. Added weight or ballast must be painted white and have car number on it. Added weight or ballast must be securely fastened.

XII. MISCELLANEOUS

A. NO “in-cockpit driver controlled” or electronic “remote controlled” devices of any type permitted. Brake adjustment devices will be allowed.

B. ALL TRACTION CONTROL DEVICES ARE STRICTLY PROHIBITED DURING ANY RACE, TEST OR PRACTICE AT EAST BAY RACEWAY PARK. Any competitor found with any kind of traction control device will lose the complete device permanently to EAST BAY RACEWAY PARK and WILL be fined heavily and/or suspended.

C. All cars MUST be in good operational condition and be presentable in appearance, subject to the judgment of EAST BAY RACEWAY PARK officials. Cars will not be allowed to compete with shoe polish, graffiti or temporary numbers for more than one (1) race event.

D. NO “wings” or “tunnels” for aerodynamics advantages of any kind of any kind of permitted under the car.

E. NO compute controlled devices of any kind permitted.

F. NO REARVIEW MIRRORS of any kind permitted.

G. NO two (2) way radios allowed. Raceceivers mandatory.

H.”TOW-HOOKS” are mandatory.

I. EAST BAY RACEWAY PARK officials reserve the right to alter, add to and/or change the rules and procedures at any time as they see fit. All officials are final and binding.

XIII. ROOF
48″ — WIDE — MINIMUM
52″ — WIDE — MAXIMUM
40″ — MINIMUM — LENGTH (Combine these two
50″ — MAXIMUM — LENGTH Front to Back)
48” —MAXIMUM ROOF HEIGHT (from ground to highest point of car)
12” —MINIMUM DRIVERS DOOR WINDOW OPENING
1½”(one and one-half inch) —MAXIMUM ROOF RAKE (from center of roof) measured from center forward or backward.

BODY MEASUREMENTS:
Rear deck maximum height is 38” from ground to top of rear deck
Center of rear axle to corner of deck is maximum fifty-two (52) inches.
MAXIMUM BODY WIDTH is seventy-six (76) inches. (at top of doors)
MAXIMUM REAR DECK WIDTH is seventy-two (72) inches.

SPOILERS:
East Bay Motors (362 c. i.) may run a maximum eight (8) inch spoiler.
Maximum of three (3) eight (8) inch sideboards and braces
GM Crate Motor CT525 may run a maximum ten (10) inch spoiler.
Maximum of three (3) ten(10) inch sideboards and braces.
GM Crate Motors 602 or 604 may run a maximum twelve (12) inch spoiler.
Maximum of three (3) twelve(12) inch sideboards and braces.

MAXIMUM WIDTH ON ALL SPOILERS IS SEVENTY-TWO (72) INCHES.

RULE BOOK DISCLAIMER

The rules and/or regulations set forth herein are designed to provide for the orderly conduct of racing events and to establish minimum acceptable requirements for such events. These rules shall govern the condition of all events, and by participating in these events, all participants are deemed to have complied with these rules. NO EXPRESS OR IMPLIED WARRANTY OF SAFETY SHALL RESULT FROM THE PUBLICATION OF OR COMPLIANCE WITH THESE RULES AND/OR REGULATIONS. They are intended entirely as a guide for the conduct of the sport and in no way guarantee against injury or death to any participant, spectator or official.

The race director or Head Tech Inspector shall be empowered to permit reasonable and appropriate deviation from any of the specifications herein or impose any further restrictions that in their opinion do not alter the minimum acceptable requirements. ANO EXPRESSED OR IMPLIED WARRANTY OF SAFETY SHALL RESULT FROM SUCH ALTERATIONS OR DEVIATIONS. Any interpretation or deviation of these rules is left to the discretion of the officials and is final and binding.

On occasion when situations arise that are not covered by written rules herein, special rulings may be put into effect by the track officials. Once such rulings are acted upon, they may become an act of policy and will be added to the existing rules of procedures.

The Management of East Bay Raceway Park