Northwest heads up racing

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Sun Mar 4 6:53 pm  #1


Outlaw 10.5

Outlaw  10.5 is a heads-up class for all types of vehicles. Cars may utilize full tube chassis or back half chassis. There are no restrictions on front or rear suspensions other than NHRA requirements. Legal combinations include the use of nitrous oxide, supercharger, turbocharger and normal aspiration at different weight breaks for parity. All entries compete on a specially designed  M/T or Goodyear 33x10.5W or 31x10.5W  slick or any DOT tire.

                              Class Description
BODY:
Steel, aluminum, fiberglass and carbon fiber bodies and body parts are allowed as long as the car retains it's original appearance and profile. Pro Street & Pro Mod type bodies are permitted. Wheel well openings can be modified for tire clearance. Rear wings are allowed, but may not extend more than 28 inches from the transition point with the body to the tip. The drivers and passenger doors must be fully operational and must open from the outside. The PSCA reserves the right to add weight penalties for any body modification that does not fit within the current rules.

BRACKET RACING AIDS:
The use of bracket racing aids such as optical sensors, delay boxes, stutter boxes, and throttle stops are not allowed.

CHASSIS / SUSPENSION:
Any chassis and suspension combination that passes NHRA safety standards is allowed.

FIREWALL:
Moving stock firewall rearward for engine installation permitted. Each car in competition must be equipped with a minimum of .024-inch steel or .032-inch aluminum firewall, extending from side to side of the body and from the top of the engine compartments upper seal (hood, cowl, or deck) to the bottom of the floor and / or belly pan.

HOOD / SCOOPS:
No restrictions

TRANSMISSION:
No restrictions

WHEELBASE: 
See Weight Guide below

                                     ENGINE
BLOCK:
After market blocks are permitted.

DISPLACEMENT LIMITS:
(See weight section for breakdown)

ENGINE MOUNT LOCATION:
The maximum allowable engine setback is no more than 10% of the wheelbase as measured from centerline of front spindle to center of furthest forward spark plug hole.

EXHAUST:
No Restrictions.

FUEL / FUEL SYSTEMS:
Gasoline & Alcohol only (No Nitro)

HEADS:
Any cylinder head is allowed as long as only 1 spark plug per cylinder is functional.

IGNITION:
Entries may utilize only 1 Distributor or Mag..

OIL-RETENTION DEVICE:
All Outlaw 10.5 cars must utilize an NHRA-accepted lower engine oil-retention device; may use a belly pan in lieu of a device attached to the engine. The belly pan must extend from framerail to framerail and extend forward of the harmonic balancer and rearward of the flywheel and must incorporate a minimum 2- inch-high lip on all sides. A nonflammable, oil-absorbent liner mandatory inside of retention device.

ON BOARD DIAGNOSTICS / DATA RECORDERS:
On board diagnostic computers and recorders are permitted. Memory and playback tachometers are allowed.
                                                   
                                  INDUCTION

NITROUS OXIDE:
All nitrous systems are allowed. Nitrous oxide commercially available, thermostatically controlled blanket-type warmer accepted. Any other external heating of bottle(s) prohibited. The use of any agents other than nitrous oxide as part of, or mixed with, this pressurized fuel system is prohibited. Nitrous oxide may not be used in conjunction with supercharger(s) or turbocharger(s). If entry is teched in at a non-nitrous weight break, all nitrous oxide lines, fittings, solenoids, and bottles must be removed before car is allowed to pass tech.

SUPERCHARGER / TURBOCHARGER:
Single - Twin Turbo - Supercharger allowed (See weight Adds)
Turbo: Single no limit (see weight section) Twins 91.000mm max ea. (see weight section)  Turbo is measured on the inlet compressor wheel diameter (tip-to-tip) at the point where the leading edge of the compressor wheel meets the inlet housing and also inside diameter of the inlet (No Stepped Wheels).
Centrifugal Superchargers: are limited to any single or twin F2's max.  Intercoolers are allowed.
Roots: limited to a single 14-71; 19 inches maximum case length, 11 1/4-inch case width, rotor cavity diameter 5.840 inches maximum, variable multi-speed supercharger devices prohibited. NO SCREW-TYPE SUPERCHARGERS. Supercharger restraint systems required on Roots-type units. Nitrous oxide not allowed in combination with supercharger or turbocharger.

TIRES:
Front tires must have a minimum tread width of 4.5 inches. Front tires do not have to be DOT approved. Rear tire size Mickey Thompson's or Goodyear 29, 31 or 33 x 10.5w Slicks or any DOT tire.

OUTLAW STREET WEIGHT GUIDE
              (All weights are race-ready, car with driver)

3000 lbs Base Weight

Weight Deductions:
Deduct 400lbs - Big Block Nitrous (651ci & up)
Deduct 500lbs - Big Block Nitrous (up to 650ci)
Deduct 200lbs - Big Block Single Turbo/Single Centrifugal Supercharged
Deduct 100lbs - Big Block Roots Supercharged
Deduct  Zero   - Big Block Twin Turbo/Twin Centrifugal Supercharged
Deduct 400lbs - Small Block Supercharged
Deduct 500lbs - Small Block Single Turbo
Deduct 200lbs - Small Block Twin Turbo
Deduct 350lbs - Mod Motor Twin Turbo
Deduct 650lbs - V-6 or I-6 Turbo (Factory Bore Spacing, if greater add extra 100lbs)
Deduct 775lbs - Small Block Nitrous
Deduct 825lbs - Big Block N/A (up to 849ci)
Deduct 725lbs - Big Block N/A (850ci & up)
Deduct 700lbs - Import / Sport Compact with 6cyl Engine
Deduct 800lbs - Import / Sport Compact with 4cyl Engine

Add: 
100 lbs. For entries with a wheelbase of 108" or greater (factory cars/trucks that exceed 108" are excluded)
100 lbs. For small blocks that exceed 4.4" Bore Spacing

Deduct:
100 lbs. For traditional 10.5 cars (factory firewall, back-halved, bolt-on front susp)
  50 lbs. For any combo that uses a torque converter 
  50 lbs. For any Pre 1974 Car or Truck (without an over-hang extension)
  50 lbs. With single carburetor (Nitrous & NA Combo's Only)

Last edited by 1badbird (Tue Mar 6 2:54 pm)


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