Saturday June 1st 2013
2013 E MOD RULES
ROLL CAGE Min. tubing thickness is .095". Min. outside diameter 1.5".
Must be 4 post design with rear upright loop supported with tubing running down
to the rear of the car. Top hoop must have one crossbar preferably running from
right rear to left front. No crossbar above drivers head. All support bars
forward of roll cage must be lower than stock hood height. Door bars must be
.083" min. thickness. Three bars minimum, four suggested. Door bars must be
welded to roll cage – front & rear and be parallel to frame. SAFETY
EQUIPMENT Snell approved full face helmets required. Window net & roll
cage padding recommended. BATTERY must be mounted securely
KILL SWITCH required. BRAKES must operate on all 4 wheels.
Calipers must be OEM steel. EXHAUST SYSTEM Headers may dump
outside of engine or rear of engine & must not point directly to ground.
Mufflers must be run & securely attached. FUEL CELL 32 gallon max.
capacity, enclosed in a steel enclosure & protected in rear by roll cage tubing.
Cell may not be lower than protective tubing. Top feed fuel cell is mandatory.
FUEL Racing gasoline or methanol–no nitrous oxide or additives.
WEIGHT No weights added in driver compartment or outside of body.
Weight must be painted white & have car number on it. Weight must be fastened
with 2 ½" bolts minimum. Weight may not be attached to rear bumper. FRAMES
OEM production full 1960 or newer parallel American passenger car frames only.
Frame may be cut not further forward than 36" from center of rear end housing.
Frame must be full & complete on both sides & not narrowed or widened. Frame
must be able to support roll cage. FRONT SUSPENSION Must be OEM &
in stock location. No aluminum. Stock passenger car spindles only. No tubular or
fabricated spindles. Bottom A-frames may not be altered or moved. Tubular type
upper A-frames permitted & can be moved but not cut or altered. Ball joints must
be OEM type. Coil springs min 4.5" diameter only & must be mounted in stock
position. No coil-overs. Coil-over eliminators permitted. STEERING
Must be OEM type. Front steer type frames must have steering box mounted on left
frame rail ahead of front cross-member. Rear steer frames must have steering box
mounted behind cross-member on left frame rail. Power steering with a steering
quickener permitted. No rack & pinion steering. Stock type OEM steering boxes
only. Steering wheel must be removable. WHEELBASE min 108"-max
112"SHOCKS Steel only. One shock per wheel & no hydraulic, ratchet
or electric weight jacks. No externally adjustable shocks. REAR END
Any passenger car or truck rear end permitted. Rear end must be locked, must be
minispool or welded spiders only. Quick change allowed with steel tubes & must
be 5x5 bolt pattern. REAR SUSPENSION May be coil spring min 4.5"
diameter or steel leaf springs. Coil spring can be mounted over shock. Lowering
blocks, aluminum or steel, permitted with leaf springs. No aluminum birdcages,
brake floaters, trailing arms or trailing arm mounts permitted. Panhard bar &
bracket must be steel. DRIVESHAFT must be steel & have a
protection loop. TRANSMISSION Must have forward & reverse gears &
be able to shift to forward & reverse with engine running. Bert & Brinn
transmissions permitted. (no direct drives) stock clutch type transmissions must
have scattershield or blow proof bell housing. Automatics must be stock OEM
casings & bell housings. ENGINES Must be able to be used in
conventional passenger car without alteration. No machine work on outside of
engine. No dry sump oil systems. Racing type wet sump oil pans permitted. One 4
barrel carburetor naturally aspirated. No fuel injection, electric fuel pumps,
or magnetos. Rear of engine must be at least 72" forward from the center line or
rear axle no more than 2" engine offset. Min height 11" from center of crank to
ground. No alum. blocks. RADIATORS May be alum. or steel & must
fit under hood line & located in front of engine fan BODIES Must
resemble American compact passenger cars only. Must have front & rear windows
open, steel screen and/or bard are mandatory in front of driver. Original roof
line should be maintained with a max 1" drop rear to front. No wings. 4" spoiler
allowed. Body must have a min of 4" ground clearance. Engine compartment will
remain open with no side panels. Hood sides may have a max of 4" drop & be
enclosed at rear of hood. Side windows must have a min vertical opening of 12"
front to back. Nose piece no lower or wider than frame horns & no further back
than radiator. Firewalls & floor boards mandatory. Hand made body parts may be
constructed of steel, alum. or fiberglass, but should be recognizable as a
factory production vehicle. SEAT & BELTS Must be alum. racing seat
with racing manufactured five point belt harness FRONT BUMPER must
be mounted to end of frame with bottom loop parallel to ground. Min 1.5" tubing
must be used. REAR BUMPER may be tubing or square stock & must
protect fuel cell. Center of bumpers must be at least 18" from ground. No sharp
edges. NERF BARS must be inside of line from rear tire to front
tire with no sharp edges GAUGES Oil pressure, oil temp, water
temp, fuel pressure, brake bias pressure, volt/amp gauge & tach gauges only. No
digital dash or other electronic controls permitted. WHEELS any 8"
steel production racing wheel may be used. Beadlock wheels may be used.
TIRES Bead locks may be used. American Racer / Hoosier compounds only.
Race recievers and transponders mandatory.