Wild horse Pass Motorsports Park Summit ET Racing Series

Pro ET Category

Bottom Bulb racers dominate the PRO ET category at Wild Horse Pass Motorsports Park. PRO ET is a non-electronics bracket racing category, where drivers in opened cockpit vehicles and door cars can compete side-by-side. There are no starting line delay boxes permitted (where the no-box term comes into play). They compete on the 1,320-foot course with ET range from 9.00 to 13.99. 

2020 whpmp team summit facts

For 2020, Wild Horse Pass Motorsports Park will be hosting double race weekends – with eliminations held on Saturday and Sunday for the first 6 events. Race 7 and 8 will be held in April and May 2020.  

Class Info & Rules:  

(If Applicable) have your NHRA Competition License, Applicable Safety Equipment, Filled Out Tech Card, and all applicable certifications noted PRIOR to entering the tech line.

  • PRO ET (1/4 mile 9.00 – 13.99)
  • NHRA Competition License required if quicker than 9.99
  • Engine diaper is required if 9.99 or quicker
  • PRO ET IS RACED ON THE 1/4 mile at Wildhorse Pass Motorsports Park

Summit series bracket guidelines for PRO ET:

  1. Computer:  Prohibited unless stock OEM equipment. See general regulations 9:1.
  2. Data Recorder: Prohibited. See general regulations 9:2&9:9.
  3. Delay Boxes:  Prohibited.
  4. Trans brake:  Permitted.
  5. Line lock:  Two-wheel or Four-wheel line lock permitted.
  6. Automated Shifter:  Permitted.
  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 dead-stop under the carburetor or gas pedal is permitted.  Throttle timers, counters prohibited.  No overdrive or throttle stop devices allowed.
  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, light source or other non-mechanical type switch prohibited.
  10. NHRA Pacific Division 7 uses TRUSTART timing system in Super Pro, Pro, and Sportsman ET categories. PRO ET uses 0.500 Sportsman Tree.

Use your NHRA 2018 RULEBOOK as your guideline.



Resources for Racers

NHRA Competition License Requirements – PRO

The PRO ET division does not require drivers to have an NHRA Competition License unless their vehicle is capable of ET’s quicker than 9.99 in the quarter-mile. For cars capable of this standard, all drivers must have a valid and current NHRA Competition License.

For vehicles running from 9.99 to 9.00 – you’ll need a LEVEL 4 or 6 licenses. Vehicles under 125″ wheelbase requires a “B” code – while vehicles over 125″ wheelbase requires an “A” code.

To download license forms, click the link below.

Download License Forms

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