1. Computer: Prohibited unless stock OEM equipment or OEM replacement. See general regulations 9:1.

2. Data Recorders: Permitted. See general regulations 9:2 & 9:10.

3. Delay Boxes: Permitted. One box/device only attached to transbrake and/or throttle timer only. Delay box may only display delay

amount. All direct wiring must be clearly identifiable to the tech inspector. See class and General Regulations Section 8.

4. Transbrake: Permitted.

5. Line lock: Four-wheel line lock permitted.

6. Automated Shifter: Permitted.

7. Throttle Control: Permitted per NHRA rulebook.

8. Ignition: Stutter boxes prohibited. Three-steps, Two-steps, or single stage rev limiters permitted. Any rpm limiting device legal

unto themselves but altered or installed so as to function as a down-track rpm controller, prohibited.

9. Switches & Buttons: All switches and/or buttons must be standard mechanical connection type.

Infrared lasers, retinal scan, fingerprint, light source or any other non-mechanical type switch and/or button prohibited.

1. Computer: Prohibited unless stock OEM equipment or OEM replacement. See general regulations 9:1.

2. Data Recorders: Prohibited. See general regulations 9:2 & 9:10.

3. Delay Boxes: Prohibited.

4. Transbrake: Permitted. Transbrake switch must be NHRA-accepted; contact Division Tech Director for accepted list.

5. Line lock: Four-wheel line lock permitted. Line lock switch must be NHRA-accepted.

6. Automated Shifter: Prohibited. Electronic or pneumatic shifter permitted; must be manually activated by driver.

may in no way affect the throttle operation. A dead-stop under the carburetor or gas pedal is permitted. Throttle timers, counters

prohibited.

Two-steps, rev limiters or any other rpm limiting devices, legal unto themselves but altered or installed so as to function as a downtrack

rpm controller, prohibited.

9. Switches & Buttons: All switches and/or buttons must be standard mechanical connection type. Infrared lasers, retinal scan,

fingerprint, and light source or any other non-mechanical type switch and/or button prohibited.

10. Tow vehicles: Prohibited.

11. Full-bodied vehicles may not cross the starting line on any burnout.

1. Computer: Prohibited unless stock OEM equipment or OEM replacement. See general regulations 9:1.

2. Data Recorders: Prohibited. See general regulations 9:2 & 9:10.

3. Delay Boxes: Prohibited.

4. Transbrake: Prohibited.

5. Line lock: Four-wheel line lock prohibited. Two-wheel line lock permitted on non-drive wheels only. Line lock switch must be NHRAaccepted.

6. Automated Shifter: Prohibited unless OEM equipped. Electronic or pneumatic shifter permitted; must be manually activated by

driver.

may in no way affect the throttle operation. A dead-stop under the carburetor or gas pedal is permitted. Throttle timers, counters

prohibited.

limiters or any other rpm limiting devices, legal unto themselves but altered or installed so as to function as a down-track rpm

controller prohibited. Crank trigger system prohibited, unless OEM distributorless ignition. Ignition systems equipped with built-in

9. Switches & Buttons: All switches and/or buttons must be standard mechanical connection type. Infrared lasers, retinal scan,

fingerprint, and light source or any other non-mechanical type switch and/or button prohibited.

10. Tow vehicles: Prohibited.

11. Sportsman E.T. vehicles may not cross the starting line on any burnout.

data recorders permitted. than 11.00 E.T. (1/4 mile).