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  • 2017/18 IHRA Rules Updates

IHRA NZ

LEADING THE WAY IN RACER SAFETY

The IHRA NZ rules/safety committee held their annual meeting on the 13th May 2017. The following are the new class rules and safety standards for the 2017/2018 season.

CLASS RULES

Super Sedan: Qualifying: Best non red reaction time. Unlimited field sizes

Modern Street Vehicles - Slower than 10.00, factory manufactured after 01/01/2008, must have current WOF and registration and may compete using standard Sedan-based vehicles (and derivatives such as utilities and wagons), no convertible style vehicles permitted. Late model vehicles with a high centre of gravity (such as SUV and vans are not accepted) OEM equipment as minimum, Air bags/ABS must be in working condition if factory fitted. Prohibited modifications include any alterations to structural/floor pan/firewall and wheel tubs. Chassis must be factory stock, vehicle must be teched and driver must have an IHRA licence. Driver must have all current safety apparel and a fire extinguisher. Roll bar not compulsory. Refer to all safety items in section 3.

Competition Eliminator: Eight-Car field running on a .4 Pro Tree.
Dragsters/Funny cars/Altereds maximum front over hang 1016mm

Top Alcohol: Dragsters/Funny cars/Altereds maximum front over hang 1016mm

SAFETY RULES FOR 2017/2018 SEASON:

Rear Axle revised:

Axles:

  • All vehicles quicker than 8.50, aftermarket axles of 35 spline minimum.
  • All supercharged vehicles quicker than 7 seconds and weighting over 1133kg (2500lb) require full floating hubs.
  • All Supercharged vehicles quicker than 7.00 seconds and weighing less than 1133kg (2500lb) require full floating hubs or aftermarket 40 spline 2 piece axles.
  • Top Fuel/Top Alcohol: Full floating or live axle mandatory.

Helmets: All competitors must wear a protective full face helmet at all times during racing, eliminations, time trails or practices. Each helmet must comply with the relevant standards for the level of competition. All helmets covered by the relevant IHRA NZ accepted standards will be accepted for 10 years from the date of manufacture where a date of manufacture is listed, regardless of standard date, or 10 years from the standard date for helmets produced without a date of manufacture. Where it can be established that a face respirator is necessary, such as funny cars or methanol burning sedans, an open face helmet meeting the relevant SNELL standard for the class/performance will be accepted as will full faced helmets with built in respirators be accepted.

  • All Group One, two and three sedans, Altereds, funny cars and dragsters quicker than 10.00 seconds (1/4 mile) 6.50 seconds (1/8 mile) must have the following helmet, SNELL SA2005, SA2010, SAH2010, SA2015, SAH2015, SFI 31.1 or SFI41.1
  • Group Two and three sedans, Altereds, funny cars and dragsters quicker than 11.00 seconds and slower than 10.00 seconds must have the following helmet, SNELL SA2005, SA2010, SA2015, M2005,M2010,M2015, SFI 31.1 or SFI41.1
  • Cars slower than 11.00 seconds, any open or full face helmet meeting one of the following standards: SNELL SA2005, SA2010, SA2015, M2005,M2010,M2015, SFI 31.1, SFI41.1,AS/NZS 1698:2006, AS or NZS 1698 or European Standard (R22);'E' Mark, 02, 03, 04 or 05 series
  • Motorcycles with ET quicker than 10.00 seconds: SNELL M2005, M2010, M2015, SA2005, SA2010, SAH2010, SA2015, SAH2015, SFI 31.1 or SFI41.1
  • Motorcycles with ET slower than 10.00 seconds: SNELL M2005, M2010, M2015, SA2005, SA2010, SAH2010, SA2015, SAH2015, SFI 31.1, SFI41.1, SFI41.1, AS/NZS 1698:2006, AS or NZS 1698 or European Standard (R22);'E' Mark, 02, 03, 04 or 05 series
  • Junior Dragster: SNELL M2005, M2010, M2015, SA2005, SA2010, SAH2010, SA2015, SAH2015, SFI 31.1, SFI41.1, SFI41.1,AS/NZS 1698:2006, AS or NZS 1698 or European Standard (R22); 'E' Mark, 02, 03, 04 or 05 series

Protective Clothing: Wearing of protective clothing is compulsory at all times during racing, time trials or practice. One or two piece driving suits are acceptable in all levels of competition. Minimum protective clothing requirements for each type of vehicle are listed below. No racer is discouraged from using equipment to a higher level than the minimum requirement.

**Please note: the addition of wearing under wear meeting SFI 3.3 will be accepted as bringing your suit up to the next protection level.

  • Funny Car (Alcohol & Nitro), Top door Slammer, Supercharged Enclosed Composite Body quicker than 9.00, Front Engine Top Fuel Dragster or Fuel Altered
    Drivers Suit meeting SFI 3.2A/20 as a minimum**
    Shoes/Boots meeting SFI 3.3/15 as a minimum
    Gloves meeting SFI 3.3/15 as a minimum
    Balaclava meeting SFI 3.3 or helmet skirt meeting SFI 3.3/10 as minimum
    Underwear meeting SFI 3.3 recommended but not mandatory
    Socks meeting SFI 3.3 recommended, Flame resistant mandatory
  • Top Alcohol Dragsters/Altereds, Steel Body Supercharged Group 2 classes with fabricated firewall, Rear engine Top Fuel Dragster
    Drivers Suit meeting SFI 3.2A/15 as a minimum**
    Shoes/Boots meeting SFI 3.3/15 as a minimum
    Gloves meeting SFI 3.3/15 as a minimum
    Balaclava meeting SFI 3.3 or helmet skirt meeting SFI 3.3/10 as minimum
    Underwear meeting SFI 3.3 recommended but not mandatory
    Socks meeting SFI 3.3 recommended, Flame resistant mandatory
  • All other supercharged Competition, SCO & Modified, any Supercharged Sedan under 8 seconds.
    Drivers Suit meeting SFI 3.2A/15 as a minimum**
    Shoes/Boots meeting SFI 3.3/5 as a minimum
    Gloves meeting SFI 3.3/5 as a minimum
    Balaclava meeting SFI 3.3 or helmet skirt meeting SFI 3.3/10 as minimum
    Underwear meeting SFI 3.3 recommended but not mandatory
    Socks meeting SFI 3.3 recommended, Flame resistant mandatory
  • Naturally aspirated Competition & Modified, any Sedan quicker than 10.00 seconds, Supercharged Enclosed Composite body slower than 9.00 seconds.
    Drivers Suit meeting SFI 3.2A/5 as a minimum**
    Shoes/Boots meeting SFI 3.3/5 as a minimum
    Gloves meeting SFI 3.3/5 as a minimum
    Balaclava meeting SFI 3.3 on supercharged vehicles mandatory
    Underwear meeting SFI 3.3 recommended but not mandatory
    Socks meeting SFI 3.3 recommended, Flame resistant mandatory
  • Sedans slower than 10.00 seconds and quicker than 11.00 seconds
    Drivers Suit meeting SFI 3.2A/1 as a minimum
    Enclosed Shoes and socks as a minimum
    Sedans slower than 11.00 seconds
    Enclosed Shoes and socks as a minimum
  • Junior Dragsters
    All drivers are required to wear a minimum of a fire resistant overalls, shoes, socks and gloves. Competitors running 8.89 or quicker must utilize a minimum of a jacket meeting SFI Spec 3.2A-1 an 3.2A-1 pants and a full face helmet in addition to the above requirements.
Please Note: As always NZDRA competitors are always welcome at an IHRA track, their licence and logs will be accepted but their vehicle and safety equipment must come up to the IHRA NZ standards.