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2008
HUGHES PERFORMANCE PRO STREET RULES
Class Description
Pro Street will run on a 1/4 mile format with a 32-car
Qualified
field with
Alternates....
BODY:
Steel, aluminum, fiberglass and carbon fiber bodies and body parts are allowed.
CHASSIS / SUSPENSION:
Any chassis and suspension combination that passes NHRA safety standards is allowed.
EXHAUST:
Mufflers are not required. Headers must have
a 4 pipes into 1 single outlet collector and must not
protrude more than 2 inches outside the bodyline (Please
refer to picture below). If you run "Zoomies"
there is a 50lb weight add....
FUEL / FUEL SYSTEMS:
Gasoline & Alcohol only (No Nitro-methane) The SCSN reserves the right to check
FUEL at any time during competition. The addition of chemical additives intended to alter the makeup of the
FUEL for increased performance is strictly prohibited. During fuel check, a competitor must identify the brand of
FUEL being used. The sample will be considered illegal if it does not match the baseline results (ex. color, dielectric reading +or-.2, and chemical tests) logged by SCSN. Failure to pass fuel check is grounds for disallowance of the run during competition and disqualification from the event during eliminations. Alcohol
will also be tested.....
NITROUS OXIDE:
No restrictions / See Weight Section
SUPERCHARGER / TURBOCHARGER:
No restrictions / See Weight Section
Nitrous oxide not allowed in combination with supercharger or turbocharger.
BRACKET RACING AIDS
The use of bracket racing aids such as optical sensors, delay boxes, stutter boxes, and throttle
stops are not allowed.
PARACHUTE:
Required on all entries.
STREET LEGAL REQUIREMENTS:
Car must appear to look street-able. brake lights, turn signals not required to function.
TIRES:
Front tires must have a minimum tread width of 4.5 inches. Front tires do not have to be DOT
approved. Rear tires have no limitations. The tread of the tires must not protrude outside the body
line at the top of the tire.
 PRO STREET WEIGHT GUIDE:
Weights are determined with Car & Driver:
Rotary with Turbo or Nitrous...........................................1750 lbs.
4cyl with Turbo or Nitrous...............................................1800 lbs.
6cyl with Turbo or
Nitrous...............................................2250 lbs.
Modular V/8's under 300ci with Turbo or Nitrous.............2450 lbs.
Modular V/8's
301ci - 330ci with Turbo or
Nitrous............2500 lbs.
Small Block Naturally
Aspirated..............................................................2000 lbs.
Small Block with
Nitrous..........................................................................2200
lbs.
Small Block with Single Turbo, Roots or Centrifugal
Supercharger........2600 lbs.
Small Block with
Screw
Supercharger....................................................2700 lbs.
Small Block with Twin Turbo...................................................................2650 lbs.
Big Block Naturally
Aspirated..................................................2150 lbs.
Big Block with Nitrous
Injected up to 5.0 Bore
Center.............2500 lbs.
Big Block with Nitrous
Injected over 5.0 Bore
Center..............2550 lbs.
Big Block with Centrifugal
Supercharger................................2800 lbs.
Big Block with
Roots Supercharger (455ci
& Under)................2700 lbs.**
Big Block with
Roots Supercharger (456ci
&
up)......................2800 lbs.
Big Block with
Screw Supercharger (455ci
& Under)...............2800 lbs.**
Big Block with
Screw Supercharger (456ci
&
up)....................3000 lbs.
Big Block
Single Turbocharger or up to
Twin 91mm ea .........2800
lbs.
Big Block
Twin Turbocharger over 91mm
ea .........................2950 lbs.
**
All Big Block Blown Entries
that claim to be
455ci, will be CI Tested
(pumped) before making a qualifying
pass...
Weight Deductions:
*Entries using torque converters
may deduct........200 lbs.
Weight
Adds:
*Entries using
"Zoomie"
Exhaust........50 lbs.
Field
Size and Ladder:
Wild
Street will qualify for a 32-car
field (with Alternates) and will be
put on a 32-car Pro Ladder. If less
than 32 cars enter, we will follow
the NHRA "Official Ladder"
for the field size....
All cars that DO NOT QUALIFY,
will be eligible to enter into our
Bracket-1 Class on Sunday that will
pay a guaranteed $1000.00 to WIN....
Alternates:
If
there are more than 32 cars
qualifying for the 32-car field, we
will start inserting alternates (To
replace broken qualified cars)
starting at spot 33 and so on... If
you are an alternate, and a spot
opens up, you will be inserted in
the 1st available position before
the drivers meeting on Sunday
morning. This will give the
qualified cars overnight to get the
cars repaired.
SCSN
Required Decals & Plate:
Class
Sponsor Decal
"Hughes Performance"
decal must be installed on
base of windshield on the
passenger side. (Bottom
left hand side when looking
at front of vehicle
windshield)
Event
Sponsor
Decal
"Chassisworks"
decal must be installed on
base of windshield on the
drivers side. (Bottom
right hand side when looking
at front of vehicle
windshield)
SCSN
IV License Plate
All
cars must display the
"2008 SCSN IV"
Front License Plate either
on the front bumper or
grille before passing tech.
Plate will be given to
racers at registration......
Decals
will be available during
registration at the SCSN
Event Trailer
Contingency Program & Contingency Decals:
All contingency decals may appear anywhere on the vehicle in a clear and organized fashion. Contingency decals may not be overlapped or modified. Most decals are available at the SCSN Event Trailer, but in the event the SCSN does not have the decals in stock, it is the racer's responsibility to obtain the proper decals to be eligible for the Contingency payout.
RACE DAY POLICY'S
SCALES:
After each qualifying and elimination pass, all cars must stop and weigh at the track scales. If you lose in eliminations, and your opponent fails to make weight you will be reinstated into the eliminations only if you made minimum weight requirements. If both cars failed to make minimum weight, both cars will be disqualified. It is the driver's responsibility to verify with each track scale, the weight of his/her car prior to each race day. There will 5lb error factor allowed.
TOW BACK
& TOW VEHICLES:
All Pro Street entries are allowed to tow to staging lanes and to the track scales with a golf cart or other similar small tow vehicle. All carts will be subject to search by a SCSN Official at any time.
BYE-RUNS:
All vehicles must take the tree, and run down the 1/4 mile.
For questions or more information on these rules, please contact Mel Roth at
661-917-3078
   
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