2003 NHRA SUMMIT RACING SERIES FINALS

NORTHWEST DIVISION BRACKET GUIDELINES

 

SUPER PRO ET (1/4 mile 7.00 – 11.99)

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

  1. Data Recorders: Prohibited. See general regulations 9:2 & 9.2A.

  2. Delay Boxes: Permitted. One box/device only attached to transbrake and/or throttle timer only.

    3. Delay box may only display delay amount. All direct wiring must be clearly identifiable to the tech inspector.

  3. Transbrake: Permitted.

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

  5. Automated Shifter: Permitted.

  6. Throttle Control: Permitted per NHRA rulebook.

  7. Ignition: Stutter boxes prohibited. Starting line and or ‘high side’ rev limiters permitted. Two-steps, rev-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.

  8. 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.

 

PRO ET (1/4 mile 7.50 – 13.99)

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

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

  3. Delay Boxes: Prohibited.

  4. Transbrake: Permitted.

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

  6. Automated Shifter: Prohibited.

  7. Throttle Control: Throttle must be manually operated by the drivers. Electronics, pneumatics, hydraulics or any other device may in no way affect the throttle operation. A deadstop under the carburetor or gas pedal is permitted. Throttle timers, counters prohibited.

  8. Ignition: Stutter boxes prohibited. Starting line and or ‘high side’ rev limiters permitted. Two steps, rev 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.

  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.

 

SPORTSMAN ET (1/4 mile 13.00 – 19.99)

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

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

  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.

  6. Automated Shifter: Prohibited unless OEM equipped.

  7. Throttle Control: Throttle must be manually operated by the driver’s foot. Electronics, pneumatics, hydraulics or any other device may in no way affect the throttle operation. A deadstop under the carburetor or gas pedal is permitted. Throttle timers, counters prohibited.

  8. Ignition: Stutter boxes prohibited. Single stage rev limiters permitted. Rev limiters or any other rpm limiting devices, legal unto themselves but altered or installed in so as to function as a down-track rpm controller prohibited. Crank trigger system prohibited, unless OEM distributorless ignition.

  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. Exhaust: Muffler(s) required.

 

SLED/BIKE ET (1/4 mile 7.50 – 15.99)

This is a non-electronics class run on a split tree. Racers may choose either a .4 pro tree or a .5 full tree.

HIGH SCHOOL (1/4 mile 11.00 – UP)

Same as Sportsman ET

Refer to the 2003 NHRA Rulebook for all applicable safety requirements in each ET Bracket.

 

As we get closer to the 2003 Team Race, check this page for further info.

 

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