Vegas ProAm Drivers are not bound to
the 8.1, 8.11.1, 8.5.3.2, 8.5.3.3 rules
8. COMPETITION VEHICLES
8.1.VEHICLE ELEGIBILTIY
8.1.1.Eligible models must
have been considered a “production car” and have had a minimum
build run of 600 units in their model year.
8.1.2. Eligible body
styles include: coupe, sedan, convertible or wagon and have no more
than 5 doors.
8.1.3.Vehicles must
maintain the original OEM unibody and/or frame structure between the
OEM front and rear suspension mounting points.
8.1.4.Vehicles that do not
meet the above eligibility criteria must petition for approval from
FORMULA DRIFT.
8.1.5. No trucks or SUVs
will be allowed.
8.1.6.Vehicles must be
made from metal construction. Vehicles with composite frame or
unibodies are not eligible. Vehicles with aluminum construction must
contact FORMULA DRIFT for roll cage specifications.
8.2. ENGINE AND
TRANSMISSION
8.2.1. Engine,
transmission, ECU and/or final drive modifications are free, but only
the rear wheels may propel the vehicle.
8.2.2. Engine and radiator
catch tanks with a minimum capacity of one (1) quart each are
required and securely fastened and sealed in the engine compartment.
8.2.3. All fluid systems
must be free of leaks.
8.2.4. All cars must be
equipped with an on-board starter and power supply which must be in
working order at all times.
8.2.5.All vehicles must be
equipped with a functioning reverse gear.
8.2.6. Traction control
and other non-specified “driver aids” are not allowed. Wheel
speed sensors must be removed.
8.3. CHASSIS AND
SUSPENSION
8.3.1. Basic Chassis
design
8.3.1.1.The original OEM
floorpan, frame and or unibody must remain unmodified between the
vertical planes created by the original forward most and rear ward
most suspension or subframe mounting point.
VEHICLE FRONT
VEHICLE REAR
8.3.1.2. The original OEM
floorpan, frame and or unibody must remain unmodified between the
horizontal planes created by the original floorpan at the lowest
horizontal plane to the roof at its highest horizontal plane. With
the exception of8.3.2 (transmission tunnel and firewall rule) and
8.4 (Fuel cell rule).
8.3.1.3. Items in the
unmodified zone that are allowed to be removed can include original
rear window parcel shelf, various tabs and or mounts for unused OEM
steering columns, unused OEM windshield wiper mounts, and the
exterior roof panel can be replaced with a composite panel. Any other
items or structures must receive prior approval in writing from
TECHNICAL MANAGER.
8.3.1.4. Rear suspension
tower cross-members located at the top of the rear suspension towers
may be removed from the unibody only if a suitable replacement
structure of equivalent strength is installed after removal of the
unibody section.
8.3.1.5. Any unibody
panels or part thereof not listed for approved removal from the
unibody structure in rule 8.3.1.1, 8.3.1.2, 8.3.1.3, or 8.3.1.4
should be considered non removable unless prior written approval
(with submitted photos showing intent prior to removal) has been
received from the TECHNICAL MANAGER.
8.3.1.6. Modifications of
the stock, OEM firewall and transmission tunnel are as follows:
Dimension A= Tunnel Width
may be no wider than 18 inches
Dimension B= Minimum
dimension of 10 inches between the bottom of the windshield and the
top of the transmission tunnel.
Dimension C: Modifications
to drive shaft tunnels behind the engine firewall vertical plane
should not exceed an overall width of 10.000inches.
Dimension D: Modifications
to drive shaft tunnels behind the engine firewall vertical plane
should not exceed an overall width of 10.000inches.
Taper Length from the
firewall to the end of the transmission tunnel into the beginning of
the drive shaft hump may be no longer than 36inches.
No part of the engine
casing may cross the vertical threshold of the original firewall into
the transmission tunnel.
No other modifications may
be made to the vehicle chassis, frame, or unibody.
Any holes in the firewall must be of
the minimum size for the passage of controls and wires, and must be
completely sealed to prevent the passage of fluids or flames from the
engine compartment to the cockpit.
8.3.2. Front Suspension Design
8.3.2.1. OEM front sub-frames and cross
members must be stock and available on the exact year make and model
that is competing in FORMULA DRIFT.
8.3.2.2.Original suspension design type
must remain: Double wishbone, MacPherson strut etc. Suspension
relocation brackets that move suspension points or pivots regardless
if they are bolt in to the chassis will not be allowed. MacPherson
strut upper mount pivot must remain within the dimensions of the OEM
bolt circle on the chassis.
8.3.2.3. Subframe must remain in the
factory location: no relocation of the subframe on any plane will be
allowed
8.3.2.4. All original suspension
mounting tabs must remain in the original position. NO cutting,
welding, bending, drilling or modifications of any kind will be
allowed.
8.3.2.5. Front subframes may only be
modified to directly allow for oil pan/ starter clearance and
steering rack relocation. The front subframe must retain intact on at
least one major member on one face that spans the entire width of the
subframe, thereby keeping the original dimensions of the subframe
intact. Any other modifications, cutting, welding, strengthening, etc
is not allowed.
8.3.3. Rear Suspension Mounting Points
8.3.3.1. Live Axle
8.3.3.1.1. The original chassis
mounting points must remain unaltered and in the original factory
position. Suspension relocation brackets that move suspension points
or pivots regardless if they are bolt in to the chassis will not be
allowed.
8.3.3.1.2. Original suspension design
must remain: 3 link, 4 link, etc.
8.3.3.2. Rear Subframe Vehicles
8.3.3.2.1. OEM Rear sub-frames and
cross members must be stock and available on the exact year make and
model that is competing in FORMULADRIFT.
8.3.3.2.2. Original suspension design
type must remain: 5 link, 4 link, strut, etc.
8.3.3.2.3. Subframe must remain in the
factory location: no relocation of the subframe on any plane will be
allowed.
8.3.3.2.4. All original suspension
mounting tabs must remain in the original position. NO cutting,
welding, bending, drilling or modifications of any kind will be
allowed including subframe bushing to chassis mounts.
8.3.3.2.5. Additional mounting tabs may
be added to relocate the suspension arm mounting points a maximum of
2inches on any plane from the original mounting position
8.3.3.2.6. This will be measured center
to center from the original pivot point to the new pivot point.
Please refer to the drawing below. (This rule only applies to
vehicles with a rear subframe)
8.3.3.2.7. Rear subframes may be
modified to allow for mounting or relocating a differential. The rear
subframe must retain at least one major member that spans the entire
width of the subframe, thereby keeping the original dimensions of the
subframe intact. Any other modification(s) such as cutting, welding,
strengthening, etc is not allowed.
8.3.4. Modified or aftermarket
suspension parts Modified or aftermarket suspension parts, including
hubs, are allowed.
8.3.5. Wheel Tethers Wheel tethers are
strongly recommended on the front and rear wheels.
8.3.6. Steering Modifications of
steering components (steering rack, tie rods, etc) are free.
This includes mounting the rack to the
front subframe.
8.4.FUEL SYSTEM
8.4.1. Fuel Cells
8.4.1.1. The fuel system design is
free. Fuel cells meeting SFI 28.1 are recommended.
8.4.1.2. Fuel tank/cell must be
separated from the driver’s cockpit by a permanently mounted steel
or aluminum bulkhead. Fuel cells may be installed in the interior of
the car, preferably within the confines of the roll cage structure.
8.4.1.3. The floor pan may be modified
to fit a fuel cell and lines.
8.4.1.4. Fuel cells must have a flapper
valve installed to prevent spillage in the event of a roll over.
8.4.2. Fuel Lines
8.4.2.1. Fuel lines and fittings must
be high-pressure type and routed in such a way that do not interfere
with moving parts and be securely insulated and attached to the
unibody or chassis.
8.4.2.2. No fuel lines may be routed
through the driver’s compartment.
8.4.2.3.Teams may install dry-break
fuel-filler attachments in the rear quarter windows or into the rear
windshield or trunk lid to facilitate re-fueling from outside the
car.
8.4.2.4.The fuel filler tube between
the fuel filler neck and the fuel cell, or tank, must bebulk-
headed with .036” steel or .059”
aluminum and sealed. There shall be a flexible tube between the fuel
filler neck and the fuel cell/tank to allow for misalignment of the
tube as the result of an accident as well as a one-way “flapper”
valve.
8.5. ELECTRICAL SYSTEM
8.5.1. Master Cut-Off
8.5.1.1. A Master electrical cut-off
switch, wired to completely shut off all engine and electrical system
function (except for electrically operated fire suppression systems,
if applicable) is mandatory and must mounted outside the vehicle, on
the right side cowl just below the windshield and is to be clearly
marked with the appropriate “OFF” markings.
8.5.1.2. The electrical terminals of
the cut-off switch and/or any relays used in the circuit must be
sufficiently insulated.
8.5.2. Battery
8.5.2.1. The battery must be securely
mounted and the positive terminal completely insulated to avoid
contact with any other metal parts.
8.5.2.2. Batteries may be relocated.
Relocated batteries must be fastened to the frame or unibody with a
minimum of two 3/8-in diameter bolts. J bolts or hooks are
prohibited.
8.5.2.3. If the battery is located in
the driver’s compartment, it must in a sealed box bolted to the
unibody/chassis with the battery securely fastened inside the box and
properly vented and drained.
8.5.3. Lights
8.5.3.1. All OEM lights must remain in
place. Brake lights, tail lights (rain lights), and headlights must
function normally.
8.5.3.4. The use of electrical cut off
switches, or any other device that renders the brake lights
inoperative in any way, is strictly prohibited.
8.6. EXHAUST SYSTEM Exhaust system
modifications are free, but must exit aft of the rear axle or in the
original location.
8.7. BRAKE SYSTEM
8.7.1. The brake system must operate
all 4 wheels.
8.7.2. Dual master cylinders pedal
assemblies are allowed. Hydraulic fluid lines may not have removable
connectors located inside the drivers compartment.
8.7.3. Driver adjustable brake bias is
allowed.
8.7.4. The use of secondary brake
systems is allowed but must be completely separate from theprimary
system.
8.8. ENGINE COOLING SYSTEM
8.8.1. Cooling system modifications are
free but must be fully closed and free of leaks.
8.8.2. If cooling system lines are
routed in the driver’s compartment or a trunk area that is open to
the driver, they must be separated from the driver by a crushable
metal enclosure
made up of .036” steel, or .059”
aluminum. The floor of the enclosure must be designed to prevent
accumulation of fluids.
8.8.3. Cooling systems shall be filled
with water only. “Water wetter” is allowed.
8.9.OIL SYSTEM
8.9.1. Oil storage tanks that are not
located in the original position must be surrounded by a 10mm thick
crushable structure. Provided that the oil tank is not located in
close proximity to the outer surface of the bodywork, and there is
some of the structure of the vehicle
between the oil tank and the bodywork,
the car’s structure will meet the 10mm crushable
structure rule.
8.9.2. If the oil tank is located in
the cockpit area, or a trunk area that is open to the driver, it must
be separated from the driver by a metal enclosure made up of .036”
steel, or .059” aluminum.
8.9.3. The floor of the enclosure must
be designed to prevent accumulation of fluids.
8.10. INTERIOR MODIFICATIONS
8.10.1.The interior of the vehicle must
be clean and professional in appearance.
8.10.2. All non-essential and/or loose
items must be removed.
8.10.3. Any removable equipment such as
spare tires, tools, bins, etc., shall be removed along with attaching
hardware, brackets and covers.
8.10.4. All carpeting and/or sound
deadening material must be removed.
8.10.5.The modification of gauges is
free.
8.10.6. The dashboard must be either
stock or stock replacement. Replacement must be same dimension and
position of stock dashboard.
8.10.7.Supplemental Restraint Systems
(SRS) must be removed.
8.10.8.Any steering wheel except wood
rimmed types may be used. Any shift knob may be used.
8.10.9. Interior mirror may be replaced
with a multi-plane type mirror, but must not extend beyond the
confines of the interior.
8.11. EXTERIOR MODIFICATIONS
8.11.2. Aftermarket body panels, front
and/or rear fascias, side skirts and wings, etc are permitted; body
work that is not designed as O.E.M. or an O.E.M. replacement of the
original make and model of the vehicle must be approved by the
TECHNICAL MANAGER.
8.11.3. No vertical aerodynamic
elements may be added other than, 2 (two) wing standoffs and2 (two)
wing end plates. The size of each of these my not exceed 12x16 inches
in size per unit (dimension, not surface area).
8.11.4. The installation of these
devices may not obstruct the view, from any angle, or operation any
of safety device, signaling light, indicator, or other equipment.
8.11.5. Two (2) hood pins, equally
spaced across the front of hood, are required within 24” of the
leading edge of the hood. Additional hood pins, i.e. at the back
plane of the hood, arealso recommended. The original stock latch must
be removed.
8.11.6. All bodywork must be painted or
covered, securely latched and/or fastened and not loose in any
manner.
8.11.7. Door, quarter and rear window
glass must be OEM or clear Lexan with a 3mm minimum thickness and
securely bolted in place. Windshields must be installed and OEM glass
orOEM replacement material (i.e. Speedglass) and be free of cracks.
Non-glass,replacement windshields must be a minimum 3/16”
thickness, be adequately mounted, and have supplemental, vertical
bracing made of minimum 16 gauge (.0625”) aluminum and ¾ inch
wide, securely mounted down the center of the opening, inside the
vehicle.
8.11.8. Cars must have a functioning
windshield wiper.
8.11.9. Two external, rear-facing
mirrors are required, and must be positioned so that the driver can
see objects along both sides of the vehicle.
8.11.10. The outside door latch/lock
operating mechanism may be removed or modified. If it is not in the
original location, the door must be operable from the exterior and
the opening mechanism must be clearly visible and/or marked for
access by safety personnel.
8.11.11. All required FORMULA DRIFT
and/or other decals or markings must be present in their specified
location (see Appendix D). FORMULA DRIFT windshield banners are
required. FORMULA DRIFT reserves the right to have any decals, marks,
or other items removed or covered at their discretion.
Vegas ProAm Drivers are not bound to
the 8.1, 8.11.1, 8.5.3.2, 8.5.3.3 rules
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