Archive for the Specifications Category

SFI Transitioning to New Labels for Driver Restraints and Window Nets/Roll Cage Nets for 2017

Beginning in 2017, SFI Foundation, Inc. (SFI) is changing the way its labels for Driver Restraints, Window Nets, and Roll Cage Nets are dated. SFI is implementing a New Label design which will remove the punched-out month/year date of manufacture and instead incorporate a single expiration date pre-printed […]

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NOTICE OF COUNTERFEIT DRIVER’S GEAR

The photos below are examples of recently discovered counterfeit SFI conformance labels attached to shoes and driver suits fraudulently represented as being certified to SFI specifications. These were found on non-major brand equipment utilizing off-shore 3rd party manufacturers. Please compare the certification labels on your own race […]

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New SFI Chassis Spec 25.6 for Fast, Heavy Trucks

As the world of drag racing evolves and racers push the limits of performance, SFI was approached by several of its sanctioning body members and asked to develop a minimum roll cage specification for fast, heavy drag race vehicles. These vehicles can run the quarter mile at low […]

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SFI Chassis Spec 25.5C Revision

The SFI Spec 25.5 has been revised, effective May 12, 2015. The newly revised version is designated as SFI Spec 25.5C and is for Full Bodied Car Stock or Modified/OEM Floorpan and Firewall with OEM Frame or Uni-Body Construction – 7.50 to 8.49 Seconds; 3,600 lbs. Maximum. […]

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SFI Specs 25.1G, 25.4B, 25.5B Revised

The SFI Chassis Specs 25.1G, 25.4B, and 25.5B for Full Bodied Car Drag Race Roll Cages have been revised, effective April 8, 2014. The revised versions are available from SFI for immediate use by sanctioning bodies and chassis builders. The extent of this revision is the addition of […]

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SFI Spec Revisions Follow Review Meetings Held at PRI Show

December of each year, SFI Foundation holds specification review meetings during the PRI Show because the venue is convenient for many of our participating manufacturers and others who would like to attend these committee meetings. The specs are reviewed on a regular basis to ensure they remain […]

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SFI Nitro Chassis Specs Revised

The SFI Chassis Specs for Top Fuel Dragsters and Nitro Funny Cars have been revised, effective October 31, 2013. The revised versions are designated as SFI Spec 2.3P for Top Fuel and SFI Spec 10.5A for Nitro Funny Car, and they are available from SFI for immediate use by […]

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Spec Revision – SFI 39.1 for Stock-Car Type Racing Seats (Custom)

The SFI Spec 39.1 for Stock-Car Type Racing Seats (Custom) has been revised to include a vent hole option in the test procedure. If a seat manufacturer offers various vent hole configurations, an area is specified where the manufacturer may place ventilation holes without having to retest […]

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March, 2013

March 28, 2013 – Several SFI Specifications have recently been revised. A quick summary of what changed in each spec is below. The complete specs may be viewed and downloaded on our Spec List page: SFI Specification List. SFI 3.2A Driver Suits: Changed Definitions to clarify that embroidered […]

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