2011 AZ Mini Sprints RULEBOOK

Arizona Speedway Micro Rules

 

Driver Meeting

 

A short Pre-Race meeting will be held at the track every race night.  Sign-in and pill draw for starting positions will take place prior to the Driver Meeting.  Those not attending the driver meeting and participating in the pill draw shall tag the rear of the assigned heat race.  There will be a $10.00 race fee at pill draw. Those not in attendances @ track will tag heat race,

 

Scoring and Points

 

 Passing points are awarded based on the WWOC sprint car  rules

The driver will receive points for passing as well as finishing position. These points will  determine where you are placed in the Feature or the B Feature. They are determined by using the following graph.

 

 

PASSING POINTS        

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

START

 

 

 

 

 

 

FINISH

1

2

3

4

5

6

7

8

9

10

11

12

1

100

105

110

115

120

125

130

135

140

145

150

155

2

91.5

93

98

103

108

113

118

123

128

133

138

143

3

83

84.5

86

91

96

101

106

111

116

121

126

131

4

74.5

76

77.5

79

84

89

94

99

104

109

114

119

5

66

67.5

69

70.5

72

77

82

87

92

97

102

107

6

57.5

59

60.5

62

63.5

65

70

75

80

85

90

95

7

49

50.5

52

53.5

55

56.5

58

63

68

73

78

83

8

40.5

42

43.5

45

46.5

48

49.5

51

56

61

66

71

9

32

33.5

35

36.5

38

39.5

41

42.5

44

49

54

59

10

23.5

25

26.5

28

29.5

31

32.5

34

35.5

37

42

47

11

15

16.5

18

19.5

21

22.5

24

25.5

27

28.5

30

35

12

6.5

8

9.5

11

12.5

14

15.5

17

18.5

20

21.5

23

 

The top 8 scoring cars will be subject to a pill draw for position in the A Feature.

The top 4 finishers of the “B” Feature will transfer to the “A” Feature finishing off the last four positions.

In the event of a tie in passing points, the driver who first earned the points shall be positioned in front of any driver earning the same amount of points.

Passing points will be determined by where the cars are positioned on the final parade lap.

Prize Money

 

 

Micro Payout based on $95.00 per car. ET will pay $85.00 per car

 

 

1st

250

250

250

250

250

250

235

225

225

200

200

2nd

200

200

200

200

190

175

175

175

150

150

150

3rd

125

125

125

115

110

105

100

100

100

100

100

4th

100

100

100

95

90

90

90

90

90

90

80

5th

90

90

90

85

85

85

85

80

80

80

70

6th

80

80

80

80

80

80

80

75

75

75

70

7th

75

75

75

75

75

75

75

70

70

70

70

8th

75

75

75

75

75

75

70

70

70

70

70

9th

75

75

75

75

75

70

70

70

70

70

70

10th

75

75

75

75

70

70

70

70

70

70

70

11th

75

75

75

70

70

70

70

70

70

70

 

12th

75

75

70

70

70

70

70

70

70

 

 

13th

75

75

70

70

70

70

70

70

 

 

 

14th

75

75

70

70

70

70

70

 

 

 

 

15th

75

75

70

70

70

70

 

 

 

 

 

16th

75

75

70

70

70

 

 

 

 

 

 

17th

75

70

70

70

 

 

 

 

 

 

 

18th

75

70

70

 

 

 

 

 

 

 

 

19th

75

70

 

 

 

 

 

 

 

 

 

20th

75

 

 

 

 

 

 

 

 

 

 

Purse

1895

1805

1710

1615

1520

1425

1330

1235

1140

1045

950

All participants taking a green flag will get $35.00

 

 

 

 

 

 

“A” Main Event

 

Only twenty (20) cars will run in the “A” Main event A driver may drive only the car he or she has qualified IN by racing in the heat race.  The top (12 – 16) cars from the Heat Races will transfer to the “A” Main.  The balance must qualify through the “B” Main to transfer to the “A” Main.  IF YOU DID NOT TAKE A GREEN FLAG IN THE HEAT RACE YOU MAY TAG THE “B”MAIN, provided there is a “B” main, in your car or a different car, in an effort TO QUALIFIY FOR THE “A” MAIN.  If a “B” Main event is not run, any driver or drivers that did not take the green flag through a heat race may be placed at the end of all qualified cars in the A main, provided a full field has not qualified. (If no “B” main is run, there is no changing or switching of cars)  If more than one car is added to the field, the order will be decided according to the pill draw at that nights race.   Driver and/or cars that tag the A main because they did not qualify through heat’s or a B main will not receive passing points in the A main.

 

The top four (4) finishers of the “A” Main event must go directly to the designated inspection area upon the finish of the race and stop for inspection.  If you finish in the top four, (4) you will be docked (2) positions, if you do not stop at the scale or designated inspection area.  If you go to anybody’s pits you will be disqualified for the main event.

 

Racing Rules

 

All participants will comply with the track rules and track officials at all sanctioned events.  All drivers must comply with the signals given by the starter and the track flagman. 

 

General Specifications of All Race Cars

 

All cars must be chain driven only.  All cars must be sprint car appearing, meaning an open wheel car with hood and a traditional sprint car tail.  Cars must be neat appearing and safely built.  A quick release steering hub is mandatory on all cars.

 

Working brakes are mandatory on all cars.  A positive on/off switch is mandatory on all cars.  It must be well marked, operable and control the electric fuel pump (if electric fuel pump is used).  Mufflers are mandatory on all cars.  Must meet track rules. You must run working mufflers. Not hollow cans.

 

General Chassis Specifications of all Race Cars:

 

Wheel base not less than 55 inches or more than 70 inches, from center of front axle to the center of the rear axle as measured on the ground, parallel to the rear axle.  Width of the car not less than 44 inches or more than 50 inches, center of left tread to the center of the right tread as measured on the ground. 

 

All roll cages must be padded on both sides of the top of the roll cage and on any tubing behind the driver’s head. Roll cage must be a minimum of 3 inches above the driver’s helmet.  Padding will be recommended on elbow bars if they are used.  Seats must be bolted in with minimum of (3) bolts. A mandatory cross brace must be installed behind the seat to support the shoulder harness.

 

An X or A frame brace on the rear of the upright is mandatory. Nothing may extend more than one (1) inch past the rear of the chassis, measured at an angle to frame, except nose cones, bumpers, hood, tail and the suspension parts.  No panels on the side of driver in front of "C" pillar above elbow guard, which cannot be any higher than the bottom of driver’s helmet. Nothing may extend outside a straight edge placed between the outside of the front and rear tires.

 

Front bumpers, rear bumpers, and three point nerf bars (kick-outs) are mandatory.  Bars must be a separate entity and be made of minimum, three (3) point construction from a minimum of ¾ inch, .095 inch wall thickness aluminum tubing or ½ inch, .083 steel tubing.  Bars must protect a minimum 1/3 of the tire, but shall not protrude past the outside tire. No transmitting radios may be used by the driver.

 

Chassis Specifications of all Race Cars Continued

 

All cars must have six (6) point roll cage.

 

Chassis Specifications  (600cc)

Minimium of 1 1/8 inch diameter of .065 wall thickness or 1 ¼ diameter .065 wall thickness. Roll cages and frames shall be made of chromoly steel or equivalent. Roll cage shall have for and aft bracing and strength to support the car and driver incase of an upset. Roll cage shall have gussets at intersecting bars to uprights. Bends must have at least a 3 inch radius. No squared or pointed corners allowed.

 

Chassis Specifications  (750cc)

Minimum of 1 ¼ inch diameter of .083-inch wall thickness 4130 steel or .095 inch wall thickness mild steel seamless tubing. Frame rails must be a minimum of one (1) inch diameter of .083-wall thickness, 4130 steel or .095 inch wall thickness mild steel seamless tubing.  Roll cage shall have for and aft bracing and strength to support the car and driver incase of an upset. Roll cage shall have gussets at intersecting bars to uprights. Bends must have at least a 3-inch radius. No squared or pointed corners allowed. 

 

Chassis Specifications   (1000cc)

Minimum of 1 ¼ inch diameter of .083-inch wall thickness 4130 steel or .095 inch wall thickness mild steel seamless tubing. Frame rails must be 1 1/4 inch diameter of .083 wall thickness, 4130 steel or .095 inch wall thickness mild steel seamless tubing.  Roll cage shall have for and aft bracing and strength to support the car and driver incase of an upset. Roll cage shall have gussets at intersecting bars to uprights. Bends must have at least a 3-inch radius. No squared or pointed corners allowed

 

Wings

 

This is a Non-Wing event

 

Numbering

 

All cars shall display numbers. Cars displaying duplicate numbers may be asked to change. The height of the number on the tail shall be at least ten (10) inches.  The size of the number on the top wing (center section) shall be at least twenty (20) inches.  Numbers shall be applied to the hood, both sides of the tail, both sides of the main wing, top center section of the top wing and the nose wing.  Numbers must be visible to track officials.

 

Tire Rule

 

Tires must be pneumatic, racing tires, and turf tires will be allowed.  No studs allowed.

Wheel diameters may be no smaller than 10-inch diameter and not larger than 13-inch diameter.

 

 

Transmissions

 

Only OEM Transmissions will be allowed.  All gears do not have to work.  After market Clutch Discs are allowed.  All cars must have a working clutch and starter.  To avoid delays in the race, cars must attempt to use them.  It is recommended that clutches be covered to protect the driver and anyone nearby in case of failure.  Push Quads cannot be used on Racing Surfaces; it is OK to use them in the pits. All pit vehicles must have car race number on it for ID.

 

 

Fuel Specifications:

 

Methanol, or racing Gasoline fuels are allowed!  No nitro methane, nitrous oxide, or any other oxygen bearing fuels will be allowed.

 

Weight Specifications

 

The minimum weight of the car and driver wit 600cc motors will be 725 lbs. With 750cc motors will be 775 lbs. With 1000cc motors will be 850 lbs. 

 

First place will be weighed at the conclusion heat races, and semis. A minimum of the top four (4) cars will be weighed at the conclusion of each main event. Top four finishers must proceed to the scales or inspection area immediately following the main event.  If you are under weight you will be disqualified from the race you failed to weigh in for.  If you are unsure of your finishing position but think you may have finished close to the top four you should go to the scale or inspection area to be safe.

 

Engine Specifications

 

All engines must be naturally aspirated.  Fuel injection, stock or after market, is allowed.  All engines must be one (1) year or older by production date.  All engines must be a production 4 cycle motorcycle classified 1000cc or smaller by the manufacturer.

 

Note:  750cc motors cannot exceed 775cc’s.   600cc motors cannot exceed 620cc’s.

 

1000cc class –

 

No motor can exceed 1000 cc’s.  530 chains must be used.  1000 cc Motors must be stock. No porting, grinding, filing or modifying of intake or exhaust ports. All gears must be retained in transmission. No lighting of crankshaft. No adjustable camshafts. “Power Commander” is allowed to control fuel flow. Aftermarket injectors are allowed for alcohol. No mechanical fuel injection allowed.

  

Carburetion and Fuel Injection

 

No easy adjustable jets or any automatic types of jetting can be used, if they can be reached by the driver or the crew without removing the hood.

 

Ignition

 

After market boxes and or secondary ignition boxes are allowed. No cockpit adjustable ignitions are allowed. Cannot be maintenance from the cockpit in any way. (hood removal to maintenance is acceptable).

 

Safety Rules

Fire suits, 5-point harness, and arm restraints are mandatory. All seat belts are subject to a maximum 3 years old.  Seat belts are subject to tech inspection.  A helmet, meeting a minimum of the Snell 2000 safety standard is mandatory.  Fire resistant gloves and cervical collars, or neck restraints, such as Hans or Hutchins Device is highly recommended.  On board fire systems are highly recommended. A firewall is highly recommended separating the motor from the drivers compartment.