At what ET is a helmet required for cars under this IHRA quick tech sheet?

Helmets are required for cars and vehicles running 13.99 seconds or quicker. Helmets must meet Snell 2005 or SFI 41.1A minimum.

What safety equipment is required for cars running 14.00 or slower?

Auto trans reverse lockout (neutral safety switch), a liquid overflow container (catch can for coolant), seat belts, and tail lights.

When is a roll cage required per this sheet?

In the 10.00–10.99 bracket, a roll cage with padding (SFI 45.1) is required if over 135 MPH; in 7.50–9.99, a roll cage with padded head protection (SFI 45.1) is required.

When is a parachute required?

A parachute is required at 150 mph or quicker (listed in the 7.50 to 9.99 class requirements).

What do bikes and snowmobiles need to pass tech?

Chain guard, engine kill switch attached to rider (10.99 and quicker), full face shield, full leathers or Kevlar suit attached at waist (over 120 MPH) or leather/Kevlar jacket and long pants (slower than 120 MPH), Snell 2005 or SFI 41.1A helmet, leather boots or shoes above ankle, full-finger leather gloves, IHRA license (9.99 or quicker), and a tail light.

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IHRA Quick Tech Reference Sheet - Drag Racing Safety Requirements by ET Class

Quick Tech Reference Sheet listing IHRA safety equipment required by ET class

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Reference page listing required racing safety equipment by elapsed-time class per IHRA rules

AI caption October 2018 · Photo 527 of 824

This document is an IHRA (International Hot Rod Association) drag racing "Quick Tech Reference Sheet" summarizing the safety equipment required to pass technical inspection at various elapsed-time (ET) brackets. It is explicitly not a complete representation of the IHRA rules and directs readers to the full IHRA Rule Book online. General requirements state all racers must wear long pants, a sleeved shirt, and shoes (no sandals); helmets are required in cars at 13.99 seconds or quicker, and all drifters, bikes, and similar vehicles require helmets. Equipment lists are broken down by ET class: 14.00 and slower; 11.50–13.99; 11.00–11.49; 10.00–10.99; and 7.50–9.99, with each faster bracket adding items such as driveshaft loops, SFI-rated bell housings, flywheels/clutches, harmonic balancers, roll bars/roll cages (SFI 45.1), transmission shields, steel valve stems, fire jackets, window nets, engine diapers, parachutes (at 150 mph or quicker), chassis certification, and IHRA licenses. A separate section covers Bikes/Snowmobiles, requiring chain guards, engine kill switches attached to the rider (10.99 and quicker), leathers or Kevlar gear, boots above the ankle, full-finger gloves, and a tail light. The sheet is dated Revised 09/26/2016.

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Frequently asked questions

At what ET is a helmet required for cars under this IHRA quick tech sheet?: Helmets are required for cars and vehicles running 13.99 seconds or quicker. Helmets must meet Snell 2005 or SFI 41.1A minimum.
What safety equipment is required for cars running 14.00 or slower?: Auto trans reverse lockout (neutral safety switch), a liquid overflow container (catch can for coolant), seat belts, and tail lights.
When is a roll cage required per this sheet?: In the 10.00–10.99 bracket, a roll cage with padding (SFI 45.1) is required if over 135 MPH; in 7.50–9.99, a roll cage with padded head protection (SFI 45.1) is required.
When is a parachute required?: A parachute is required at 150 mph or quicker (listed in the 7.50 to 9.99 class requirements).
What do bikes and snowmobiles need to pass tech?: Chain guard, engine kill switch attached to rider (10.99 and quicker), full face shield, full leathers or Kevlar suit attached at waist (over 120 MPH) or leather/Kevlar jacket and long pants (slower than 120 MPH), Snell 2005 or SFI 41.1A helmet, leather boots or shoes above ankle, full-finger leather gloves, IHRA license (9.99 or quicker), and a tail light.