Path Valley Speedway
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17911 Dry Run Road
Spring Run, PA 17262
2018 Wingless Super Sportsman Rules
Transponder Location
Transponders are to be placed a the down tube at the back of the roll cage above the 2x4 box on either side

Chassis Specifications –

1. Roll bars must be 1-1/4 inch steel pipe or 1-3/8 inch OD chrome moly tubing or larger and be permanently welded to the top of the frame. Rear roll bar and frame must be a minimum of 30 inches outside diameter where welded to the frame and at shoulder height. Frame rails from front to back must be tapered and not bent. Tubing must have a wall thickness not less than .090. Rear roll bar recommended to be .120. No bolting of cage or side extensions to support roll cage. All roll bars must be padded around driver. No spot welding.

a. Frame rails must be 2x4 inch rectangular tubing with a wall thickness not less than .0835 of an inch. Box frame must tie into rear roll cage and extend from rear of cage towards the front of the engine and be a minimum of 58 inches in length at the shortest point.

b. Hood and body panels are required and must meet the approval of the technical committee. Body style to conform to generally accepted sprint car standards. c. No front wings. Sides of hood may be no higher than 2 inches. Side wings or corn pickers may not extend past the front of the firewall and be no higher than the rear tire with no side extensions. No other wings, hood extensions, tail wings or wedge shaped body or tail parts permitted.

d. Fuel cell with bladder mandatory and should have an approved, safe vent. Do not attach cell to frame by bolting or fastening to plates on bladder.

e. No driver adjustable shocks. Total weight of car and driver may not be less than 1700 pounds. Weigh in to be after any event, weight will be measured and car will be teched as car comes off the track in the condition that it took the checkered flag with driver in car. No bolt on weight, must be securely and permanently fastened. Weight measured by speedway scales.

2. Engines may be no farther back than the center of the wheelbase.

3. Open drive shafts must have a sling to protect the driver and a steel plate on the bottom of the seat at least 1/8 inch thick.

4. Quick change rears optional with steel axle or Winters aluminum spec rear axle. Sprint Car aluminum rear axles optional with a maximum tube opening of 1.90 inches. Knock offs optional. Must use solid wheel adapter on right rear.

5. Front bumper must be of frame width and axle level. Rear bumper must meet the approval of the technical committee. Bumpers must be bolted or equivalent, no rivets.

6. All cars must be equipped with an approved type of quick release safety belt, shoulder harness and anti-sub belt. All safety belts must be anchored to the frame. Shoulder harness must be fastened to the bracing bars and loop over a bar at shoulder height.

7. Good brakes required. Right front brake optional, left front must have a rotor with a minimum of a single caliper. Rear brakes optional as follows: Rear of car must have steel rotors and a dual brake caliper on both rear wheels. Inboard brake optional, must be vented steel rotor minimum thickness of .725 of an inch with dual brake caliper, right rear caliper optional. If inboard brake used, rotor must be clear of battery when rear axle is pushed front against frame upright and aluminum rotor on right rear optional. Guard between rotor and fuel cell recommended.

8. The steering must be safe and meet approval of technical committee. Power steering is optional. Knee protection mandatory, aluminum wrap around style with padding recommended. Steel rod ends required on drag link. Tether recommended.

9. Approved floor from cowl past the driver and a tight firewall required.

10. The wheelbase may not be less than 90 inches on the left side.

11. Maximum wheel width of 18 inches excluding bead lock. Steel and/or aluminum wheels permitted. No plastic or carbon fiber wheels.

12. Weight jacks permitted.

13. Driver’s head rest and throttle return are mandatory.

14. All cars must have rub rails no wider than the outside of the wheels and must be constructed in such a manner that no wheels can get locked with those of another car. Rub rails must be bolted or equivalent, no rivets.

15. All cars must have a fuel shut off valve within easy access of the driver and must be clearly marked.

16. Drivers should wear fire retardant drivers uniforms and gloves plus arm restraints at all times when they are in the car on the track. High back seats recommended.

17. If transponders are used, they must be mounted at a designated position.

All Engines Up To 320 Cubic Inches ––

1. Engines limited to 320 cubic inches.

2. No aluminum engine block or heads. Main bearing caps must be iron or steel

3. No roller tappet cams.

4. Any piston, any valve, any steel crank, any steel rod.

5. Factory high performance parts approved. This applies to block and heads.

6. DART II Sportsman head permitted, must be unported and meet specs outlined in rule number six for engines over 320 cubic inches below.

7. 320 engines must use 358 head rule or weigh 1800 pounds.

Engines

1. Engines limited to 358 cubic inches.

2. Block must be a standard production block or approved stock dimension after market block that was under 358 cubic inches originally. No aluminum blocks. Chevy bow-tie block and Ford SVO19blocks permitted.

3. Crankshafts must be factory production or stock dimension after market cast iron or steel crank Stroke must remain stock. Crank may be turned a maximum of .040 under. Chevy stroke of 3.480, Ford stroke of 3.50 and MOPAR stroke of 3.31 or 3.45. No swapping of cranks. Ford SVO crank with part number M6303-H351 permitted. MOPAR high performance crank with part number P4120312 permitted. All cranks must be a minimum of 46 pounds in weight. Penalty for using a light weight crank to be suspension for season in addition to penalties outlined in general rules.

4. RODS - A production rod from a V-8 engine under 358 cubic inches. Modification of rod length prohibited. Rods, block and crank to be used in the same combination that factory originally manufactured. Any stock dimension steel rod (No titanium) may be substituted. Stock dimension includes length, wrist pin location and journal size. Approved after market rod must be in factory condition, no polishing or reworking. No addition or removal of metal other than normal balancing. All 358 engines must have a 3/4 inch inspection hole in the left side of the oil pan opposite the number one rod journal.  Any windage tray which would block the view of the rod must be removed. Ford permitted to use a 6 inch length rod with SVO crank.

5. Flat top pistons only. Zero deck, piston may not be above the deck of the block.

6. Any factory Production steel head, or DART/ World Products Sportsman II steel head. DART/World Products head must have casting number of 1037. Must have a 60 cc minimum combustion chamber, no grinding in chamber. No aluminum heads. No relocating rocker arm studs. No porting or polishing. Matching ports in the intake port of head only. Depth maximum for matching ports is 3/4 of an inch. Lifter bore must remain stock. The valve seat area can be cleaned up using a maximum 80 degree grinding stone. No additional hand or machine work permitted. CC measurement of intake runner of head to remain stock with the exception of matching port. For Chevrolet engines,Dart Iron Eagle 215 heads, Vortec heads with casting number 25534421 (supersedes #25534351) and 25534445 (supersedes #25534371), Ford engines may use the World Products Windsor Sr. (casting #I-061) cast iron cylinder heads and Dart Iron Eagle heads casting #13319919, #13410010, #13520020. S ProAction cylinder heads #35301, #35302, #35303. The Ford “N” cylinder head, identified by a part number suffix “N351” or “N352” between the two lower left cylinder head bolt holes, is NOT permitted.

7. 2014 Valve Rule Clarification: Production valve or production replacement, steel or stainless steel only. Any spring, any retainer permitted. Roller rockers permitted. Stock valve guide angle. No relocating valve. (No Titanium except for valve springs, retainers & locks, no valve stem diameter smaller than a 5/16” (.310”).2015 Valve Rule: Effective January 2015. Any Steel/SS Valve with 11/32” min valve stem. Max 2.08” Intake and 1.625” Exhaust. No20titanium except for valve spring retainers & locks. Roller rocker permitted. Stock valve guide angle no relocating valve guides.

8. Flat tappet cams only. No mushroom or roller cams.9. Block must be cast iron. All factory identification numbers and/or part numbers must remain on crank and heads. Main bearing cap must be iron or steel.

General Specifications ––

1. Maximum of four barrels of carburetion. Single carburetor only. No super chargers, fuel injection or turbo chargers.

2. Any approved intake other than a smoke ram or tunnel ram. Intake height to be a maximum of 8 inches measured from the top of the carburetor bowl using a straight edge from the bowl to the #3 or #4 runner of the intake manifold.

3. Balance assemblies optional,

4. All cars must be self starting for the feature, clutch optional. No automatic transmission. Stock configuration clutch must have a full scatter shield of at least 1/4 inch thick steel or an approved bell housing. Failure to do so will result in an automatic suspension and loss of points.

5. Fuel - Methanol only according to Federal Standards of Purity, Grade A or AA. No additives of any kind including top lube.

6. No electric fuel pumps; however, fuel pumps running off the back of the cam will be permitted as long as car remains self starting

7. Gear drive units permitted. No externally adjustable cam timing device.

8. Any battery ignition. No magneto. No computer operated or controlled parts. No traction control devices. Gel filled battery recommended.

9. No needle bearing cam, crank or rod bearings permitted.

10. All cars must be registered to prevent duplicate car numbers. Please call the speedway office to register your car number,

11. All cars are subject to inspection and tear down at any time.

12. Any car using an engine block and/or cylinder heads that are visibly cut, ground or machined externally for the purpose of weight reduction must add 25 pounds to the car from the center line of the engine forward. Weight must be securely fastened but must be able to be removed to verify weight.