Knoxville Dragstrip




















Knoxville Drag Strip - General Rules


1. All cars must meet general safety requirements as per the IHRA rule book.

2. All protective clothing required for the ET of your vehicle is mandatory. No one will be allowed on the track without all required protective clothing.

3. Must be 18 years or older unless a minor's release form is signed by both parents and witnessed by track official to compete in any event at Knoxville Dragstrip.

4. All drivers must have a valid state drivers license to compete in any event (except in JR Dragster class 8 - 16 years old).

5. Any driver caught consuming alcoholic beverages or drugs before or during competition, will be disqualified.

6. No alcoholic beverages or drugs are allowed on the premises at any time, by anyone.

7. Insurance regulations permit driver only- no passengers.

8. Un-sportsmanlike conduct by driver and/or crew member will be grounds for disqualification.

9. Only one crew member can accompany a car into the burnout area. Must be 14 years or older and have a signed insurance release. 14-17 years old must have a release form signed by both parents and witnessed by track official.

10. No one permitted to touch car during burnout.

11. No burnouts allowed anywhere except in the burnout area.

12. The speed limit is 10 M.P.H. on return road and 10 M.P.H. in the pit area past the ET shack.

13. No refunds on entry fees or admission. May be eligible for brake pass during time trials ONLY. Brake pass will be minus $15 fee.

14. Crossing the centerline and/or dangerous driving, whether on track, return road or pit area, will be grounds for an immediate disqualification.

15. For down track safety reason, the tail light rule is Mandatory - NO Exceptions.

16. Lane choice will be determined by the lane you pull up in. Dash For Cash winners will be decided by closest to the
dial in. If there is a tie it will be decided by the best reaction time.

17. The car that has the best reaction time on the last round of time trials will receive the bye-run for the first round of eliminations. Then whoever has the best reaction time after that. If there is a tie it will be decided by closest dial in.

18. Any driver caught changing lanes and/or laying back attempting to change or pick his/her competition will be paired by track officials at time of infraction.

19. All cars must report to staging PROMPTLY when called. It is the drivers' responsibility to listen for the P.A. announcements. Any car not reporting will be considered broke and out of competition.

20. Track allows 15 minute cool down time for each car in competition, until the classes get down to 8 cars, then we will go to round robin.

21. No backing in to stage beam. The last staging motion MUST be forward. No Deep Staging Allowed.

22. Any kind of leaking substance from participants vehicle is grounds for disqualification.

23. No excessive braking at the finish line in attempting not to run under dial in.

24. Start burnouts at bleach box. No dragging water excessively from the bleach box.

25. Dial-ins must be CLEAR and LEGIBLE to the tower and maybe changed between rounds.

26. Dial-ins must be displayed by the time the car reaches head of staging lanes.

27. Check your dial-in on the score board BEFORE you stage. Once a car is pre-staged the DRIVER has excepted track conditions and dial-ins (RIGHT OR WRONG). There will not be any re-runs. NOTE: DRIVERS WITH CROSS OVER BOXES MUST CHECK BOTH SCOREBOARDS.

28. All drivers are required to attend drivers meetings.

29. Courtesy staging is in effect for ALL classes. Tree is activated by auto-start.

30. Any car using nitrous oxide must wear fire retardant jackets.

31. No one under 16 years old will be permitted to use motorized vehicles (ATV's) All pit support vehicles must have car # and abide by track rules, speed limit etc...(kids not allowed to ride bicycles in pit area) Any individuals caught breaking these rules will result in the competitor to be disqualified.

32. All drivers must sign for run card (DRIVER ONLY)

33. Time trials will not be allowed during eliminations NO exceptions.

34. Knoxville Dragstrip reserves the right to refuse anyone for any reason at any time.

35. All cars have to have a hood or breather - All Races

36. No Deep Staging in Outlaw Heads Up Races

37. If you buy two tech cards for the same car, there has to be two drivers. One driver can buy two tech cards & drive
two different cars.







Head up Pro Tree .400

Qualified Pro Ladder

All cars must weigh after all qualifying rounds
and elimination round wins.



Tire 10.5W -x31 max

Backhalfed chassis only

No full tube framed cars!

Must have funny car cage.

No complete fiberglass or composite body unless OEM equipped.

Aftermarket bolt-on front clip allowed. (If equipped w/bolt on front clip from factory)

Aftermarket front suspension components allowed in stock location. (On factory frame rails)

Cars originally equipped w/struts must mount the struts in original mounting locations.

Must have mufflers. (Except turbos)

Must have working taillights and headlights.

Lexan windows allowed.

Fiberglass limited to doors, trunk, hood, fenders, and bumpers.

Must have stock appearing dash.

No screw blowers allowed!

No C.I. Limit.


Helmet, jacket, pants, neck collar, gloves required


Small Block

N/A 2,500 lbs. Turbo 3,100 lbs

N20 2,700 lbs. 2 Turbos 3,150 lbs.

Blower 3,100 lbs. ADD 100 lbs. each additional stage


Big Block N/A 2,800 lbs. Turbo 3,200 lbs.

N2O 3,000 lbs. 2 Turbos 3,250 lbs.

Blower 3,200 lbs. Add 100 lbs. each additional stage


NOS Cars Only

Tire Size 33-10.5 W Max For 4.840 Motor Bore or Smaller

& 706 Cubic Inch or Smaller Only Can Run 33-10.5W Tires.

3100 lbs. 1 System

3200 lbs. 2 Systems

100 lbs. per System after 2

5 inch Bore Motor 706 Cubic Inch or Larger Have to Run 31 Inch Tires Maximum.




Top Sportsman Rules (IHRA)



Helmet, jacket, pants, gloves, neck collar. (Arm restraints required if open body)

Full cage required.




Helmet, jacket, pants, neck collar required.

Full cage

Door cars only!

No Throttle Stops!



Helmet, jacket, pants required

6 pt. Roll Cage Required

Door cars only!

No Throttle Stops!




Tires 10.5 x 28 slick non W or 275 radial max
All steel body (Hood, Door, Trunk, Bumpers can be Glass)
Full cage required
Stock appearing
Full frame rails front to back (Notching OK, Minitub OK)
Must have carpet and but front seats (No exposed sheet metal)
Forward facing scoop (Allowed)
Mufflers required (Unless Turbo)
No Wheelie Bars

All cars must run cast intakes OEM composite

4 line (Bottle to Solenoid) on big block, small block #4, or #6 line
1 stage only
Small Block Allowed Fogger
Big Block Plate or Fogger Only 1 System Allowed
2nd system must be off car, or solenoids removed

Superchargers limited to rib and cog style belts
Turbo limited to 88mm (No methanol injections)
No twin turbos, superchargers or dual power adders of any kind!
Turbo & Superchargers can run reducer

Helmet, jacket, pants, neck collar, gloves required
Diaper required

Small Block N/A 2,800 lbs. Boosted 3,200 lbs.
N20 2,900 23 Degrees to 20 Degrees / 2,950 18 Degrees to 15 Degrees
/3,100 14.9 Degrees or less
Small Block #4 or #6 line 50 lbs. For 4,150 or plate
Big Block N/A 3,100
N20 3,300 Big Block Fogger - +50 lbs.

Any car that exceeds 5.30 will have weight added for the next round. (100 lbs. per tenth) & if you go 5.30 or faster in the eliminations, you will carry the weight over to the next round.



Street Bandit

Small Block Only
Tires 10.5 x 28 slick non W or 275 radial max
All steel body (Hood, Trunk, Bumpers can be Glass)
Full cage required
Stock appearing
Full frame rails front to back (Notching OK, Minitub OK)
Must have carpet and both front seats (No exposed sheet metal)
Forward facing scoop (Lexan only)
Mufflers required (Unless Turbo)
No Wheelie Bars
Small Block ONLY

Helmet, jacket, pants, neck collar, gloves required
Diaper required
Stock valve angle Only / No raised runner heads
Small Block 4 and 6 cylinder ONLY
Turbo or Nitrous
Cap 5.70 go under it 3 times go to cheap street
3,100 lbs.
Most be stock block
76 mm turbo limit can run reducers on 8 cyl cars
F1is biggest procharger allowed but no F1x allowed
82 mm turbo 6 cyl or 4 cyl cars
Can have progressor
Must be stock appearing
#4 line only
1 plate system only
Working lights and turn signals
No wheelie bars
Boosted cars weight 3,200 lbs.
Must have stock frame front to rear (Ladder Bar OK)


Street Stick Rules

Max Tire 26x10 or 235 drag radial
Must be Tagged & Insured
Must have H style shift patterson
No clutchless or Pro shifted entries allowed
400 Pro Tree



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