2008 SPORTSMAN RULES

1969 or newer full bodied American made car. Bodies and frames may interchange year as well as model. Must remain within manufacturer’s production line. No alterations to frame. The nose, hood and tail covers may be aftermarket. Minimum ground clearance from bottom edge of nose to ground will be 3" (inches). Rocker skirting is allowed but must remain a minimum of 3"(inches) from ground surface. No altering of roof allowed. No crash guards permitted. Rub rails are permitted but must be flush mounted to body and free of sharp edges. All cars must have a minimum 1/8th inch thick lexan windshield. Rear windows and quarter windows are permitted. Only clear lexan is permitted.

Any cars utilizing aftermarket panels are eligible for competition. All cars using fiberglass roof , sail or additional panels are subject to a 25 lb weight penalty. All other panels must be steel or aluminum with the exception of nose and tail and hood. Dirt noses are permitted. No Carbon fiber panels permitted.

Interior: stock floor pan, front and rear firewall and front of rear inner wheel wells must remain stock and in stock location. Any cars utilizing a steel fabricated fire wall and floor pan are subject to a 25 lb. weight penalty. Leaf spring chassis cars that are connected from front clip to rear of chassis shall be subject to a 25 lb. weight penalty. All holes must be covered with a minimum 22 gauge steel. Uni-body type chassis may be tied together. Cars in which retain full stock frame and floor pan without any modifications I.E. Uni-body without fully tying together full chassis length with tubing and retaining complete stock floor pan or full frame models with complete unaltered frame and complete stock firewalls may receive 50 lb. weight reduction. Any chassis that is deemed to have excessive tubular frame structure will be subject to a 50 lb. weight penalty and must retain rear ‘frame over’ clip configuration. Excessive modifications may result in added weight to be determined by technical director.

Rear Spoiler: Maximum size 6" high by 60" long. Maximum height from highest edge to ground surface shall not exceed 41". Rear spoiler must be constructed of clear lexan and free of any visible obstruction. Spoiler must be mounted at rear edge of rear bumper cover. Side boxing or bracing is not permitted.

Wheel base: 101 minimum

Tread width: 66 inches center to center as measured with tread width gauge.

Weight: Overall: 2900 LBS with driver 56 % Left with driver before race.
Add 25 lbs. aftermarket body panels.(not to include bumper covers or fiberglass hood)
Add 25 lbs. fabricated firewall and floor pan.
Add 50 lbs. excessive chassis tubing structure.
Add 50 lbs. QA1 stock location shock option.
Add 50 lbs. Composite rear leaf springs.
All weights will be determined by Unity Raceway officials.
Left side weight is before, during and after race.

Post race left side weight violation will be assessed as follows.
1 tenth(.1%) over 56% left will be assessed a monetary fine of $100(one hundred dollars).
2 tenths(.2%) over 56% left will be assessed a monetary fine of $200(two hundred dollars).
3 tenths(.3%) over 56% left will result in disqualification from event.
Post race overall weight must remain within allowed tolerances for distanced event. Any violation will result in disqualification from finishing order of event.

Minimum 4 pt roll cage required. Full roll cage permitted.

Exhaust: Street legal type header permitted. Under chassis type only. Exhaust size not to exceed 3.5 inch in diameter. Exhaust must extend behind driver and exit under or out the side. MUFFLERS are required.

Fuel cells mandatory. Must be located in center of car in trunk area. Minimum 20 gauge steel canister required. Must have check valve in line, shut off valve highly recommended. Minimum 8 inch ground clearance.

Battery: must be securely mounted and covered.
Racing axle required on right rear of stock type rear ends with tire catchers

Wheels: 8 inch maximum. 1 inch offset measured from tire bead edge of wheel to back side of wheel center. All wheels must have competitors number clearly marked on wheel. 1 inch wheel nuts mandatory.

Wheel spacers are permitted. Maximum of 1 inch per wheel permitted. Any car that utilizes spacers in excess thickness of ½ inch must utilize 5/8th hardened wheel studs.

Tires must be purchased from Unity Raceway.

Racing springs allowed. Minimum 5" O.D. coil springs permitted. Adjustable spring spacers and rear leaf spring shackles are permitted. Maximum of 2 Jacking bolts are permitted. Springs must retain stock location. Mono leaf racing springs are permitted. Composite rear leaf springs are permitted with a 50 lb. weight penalty.

Minimum 3 inch ground clearance measured from lowest location on chassis. No panels are permitted below 3".

Suspension: Tubular upper control arms permitted mounted in stock location. Aftermarket tie rod sleeves are permitted. Howe type center link permitted. All other suspension parts must remain stock and in original location unless otherwise stated.

Sway bar: must remain stock for year, make and model. Howe type tubular bar is also permitted. Must also be mounted in stock location on chassis. Maximum 1 3/8" O.D. permitted.

Shocks: One per wheel. No adjustable or rebuild able shocks permitted. Maximum retail of $120. per shock. Shocks may be relocated yet must be safely mounted and approved by tech. QA1 stock location shocks are permitted with a 50 lb. weight penalty. Within the use of the QA1 shock option ALL components within shock MUST remain QA1 standard components and are subject to disassembly and any variation of testing deemed necessary by Unity Raceway officials.

Frame type chassis are permitted to utilize solid 3 point rear suspension. Suspension must be approved by tech. Bell tech spindles are also permitted on full frame chassis. Fabricated spindles are permitted on full frame type chassis.

Rear ends: stock rear axle assemblies only. Stock Ford 9 inch may replace stock rear end in any model. May be locked or may use steel mini-spool.

Transmissions: Any stock 3 or 4 speed or automatic transmission allowed. Minimum 2 forward and reverse must be in working order. Clutch, flywheel and torque converter must remain stock. Minimum 10.4 inch O.D. stock type clutch permitted. No aluminum flywheels allowed. Only stock steel driveshaft permitted. Stock type bell housing or scattersheild only.

Radiator: stock or aluminum allowed. Minimum 1 quart over flow required.

Lead ballast: allowed, must be securely mounted, painted red and white and have competitors number clearly marked on all ballast.

Brakes: must have 4 wheel brakes in working order.

ENGINES:

Block: stock, maximum .045 overbore

Crankshaft: stock production steel only. Stock stroke. No knife edging or lightening permitted.

Camshaft: hydraulic cam only. No roller types permitted.

Pistons: Flat top pistons only. Maximum 11.0 to 1 compression.

Oil pan: racing type pans allowed.

Engine option #1 - Maximum 305,307 cubic inch.

Engine option #2 - Maximum cubic inch: 350 G.M./ 351 Ford / 360 Chrysler

Engine option #3 - G.M. Crate #88958602 is allowed under this option. In complete form from intake to pan. No modifications permitted with the exception of oil pan replacement. The only allowed oil pan other than factory is the Moroso #81319 with matching pick up assy. Holley p/n 80540-1 600cfm. carburetor, or 80541-1 or -2 650 cfm. carburetor is permitted with this engine option.

Intake: Factory cast iron or the following Edelbrock performer intakes are permitted. G.M.= 2101, 2116. Ford= 2181. Chrysler = 2176 No porting, polishing or modifications permitted.

Cylinder heads: stock production steel cylinder heads only. No bowtie allowed. Heads must remain stock with the exception of installation of screw-in rocker arm studs and push rod guide plate installation permitted. Maximum valve spring outside diameter shall be 1.250 inch.Maximum valve sizw 2.02 intake and 1.6 exhust. World products #s 1115, 1125, 5302, are permitteda long with sr head # 4361 (o43610) ford windsor jr #053030.
Roller rockers are permitted. 1.5 ratio only. Stud girdles are also permitted.

Carburetor: Holley 4412 2barrel. Only modification’s allowed to carburetor will be the removal of choke plate and shaft. Crate engine #88958602 is permitted to utilize Holley p/n 80541-1 or -2 650 cfm. carburetor in produced form. Carburetors must meet Unity Raceway tech tools. Maximum 1 inch carburetor spacer only. no tapered or beveled spacers permitted. I.D. must remain consistent through spacer depth from top to bottom.

Engine location: stock. Aftermarket motor mounts are allowed.

Ignition: stock type ignition only.

Air cleaner: K&N or Flow control type air cleaner are permitted. Must remain under hood.

Electrical master switch location: Must be with drivers reach.

Rearview mirrors are permitted.

Fire Suppression: All cars are required to have onboard fire suppression. A minimum 5 lb. fire extinguisher is required within driver reach and be fully charged.

Minimum Safety equipment requirements:
a. drivers window net with quick release within drivers reach.
b. approved drivers suit and gloves.
c. helmet with minimum Snell 90 standard.
d. minimum 3" 5 point quick release belt system dated no more than 5 years from manufacture.
e. Safely mounted aluminum racing seat.

No tire softeners permitted. No altering of tires permitted in any manner. Unity Raceway officials reserve the right to penalize and disqualify competitors that are deemed by Unity Raceway officials of any violation of tire policy. Monetary fines, penalties and/or possible suspension from future events may be imposed.

Radios are permitted. In the event any team is found to be misusing radio communication that teams right to utilize radio’s may be suspended.

No antifreeze coolant permitted

Illegal parts:
Any part found illegal will be confiscated and become the property of Unity Raceway. Any competitor found to have an illegal part will not be allowed to compete in any event until that part is surrendered to Unity Raceway officials.

All other Unity Raceway Safety and General Rules apply.

At the discretion of Unity Raceway Management, weight may be added or subtracted to ensure fairness of competition. Cars must be strickly stock, aside from the rules listed above. anything not covered by these rules shall remain stock, UNALTERED, as made by the manufacturer. "STOCK" shall be understood to mean the parts must be of original equipment manufacture production (ie: GM, FORD, CHRYSLER).