Drag Racing

Below you will find a list of Specifications as well as Manufacturers for Drag Racing related products. Click on a link and download the file that pertains to what you are looking for. Certification that products meet SFI minimum standards is made by the product manufacturer. Products are NOT certified, endorsed, or approved by the SFI Foundation under this Program. Learn more abou the SFI Spec Program.

For a numerical listing of all SFI Specs with their respective recertification/inspection periods, click here: SFI Spec List

Misc. Drag Racing

Replacement Flywheels and Clutch Assemblies
SFI Spec 1.1 | Manufacturers
Effective Date: Nov. 9, 2001

Multiple Disc Clutch Assemblies for Vehicles with Naturally Aspirated Engines
SFI Spec 1.2 | Manufacturers
Effective Date: Feb. 9, 2006 (edited Feb. 23, 2016)

Nitro-Methane Drag Race Multiple Disc Clutch Assemblies
SFI Spec 1.3 | Manufacturers
Effective Date: May 23, 2000 (edited Feb. 23, 2016)

Methanol Drag Race Multiple Disc Clutch Assemblies
SFI Spec 1.4 | Manufacturers
Effective Date: May 23, 2000 (edited Apr. 11, 2008)

Multiple Disc Clutch Assemblies for Supercharged, Nitrous Oxide-injected, and Turbocharged Vehicles
SFI Spec 1.5 | Manufacturers
Effective Date: Feb. 9, 2006

Automatic Transmission Shields (Flexible Type)
SFI Spec 4.1 | Manufacturers
Effective Date: May 27, 2013

Automatic Transmission Shields (Rigid Type)
SFI Spec 4.1 | Manufacturers
Effective Date: May 27, 2013

Containment Bellhousing for SFI 1.1 & 1.2 Clutch Assemblies for limited normally aspirated applications, and forced induction applications with torque converters
SFI Spec 6.1 | Manufacturers
Effective Date: Aug. 26, 2016

Passenger Car Replacement Containment Bellhousings with Adjustable Clutch Window for SFI 1.1 & 1.2 Clutch Assemblies for limited normally aspirated applications, and forced induction applications with torque converters
SFI Spec 6.1W | Manufacturers
Effective Date: Aug. 26, 2016

Containment Bellhousing for SFI 1.3 & 1.4 Clutch Assemblies for Nitro-methane, Top Alcohol, and heavy-duty tractor applications
SFI Spec 6.2 | Manufacturers
Effective Date: May 11, 2015

Containment Bellhousing for SFI Clutch Assemblies for supercharged and nitrous-oxide applications
SFI Spec 6.3 | Manufacturers
Effective Date: Aug. 26, 2016

Lower Engine Containment Device
SFI Spec 7.1 | Manufacturers
Effective Date: Feb. 13, 1998

Sportsman Lower Engine Containment Device
SFI Spec 7.2 | Manufacturers
Effective Date: Dec. 15, 2006

Supercharger Restraint Devices
SFI Spec 14.1 | Manufacturers
Effective Date: Jan. 29, 1992

Methanol Fuel Supercharger Restraint Devices
SFI Spec 14.2 | Manufacturers
Effective Date: May 1, 2008

Screw-Type Supercharger Restraint Devices
SFI Spec 14.21 | Manufacturers
Effective Date: Feb. 26, 2014

Nitro-Methane Fuel Supercharger Restraint Devices
SFI Spec 14.3 | Manufacturers
Effective Date: Aug. 25, 2017

Containment Valve Covers/Valve Cover Shields
SFI Spec 14.4 | Manufacturers
Effective Date: Mar. 23, 2004

Manifold Blankets
SFI Spec 14.5 | Manufacturers
Effective Date: Aug. 29, 2014

Engine Blankets – Rear
SFI Spec 14.6 | Manufacturers
Effective Date: Mar. 16, 2015

Drag Race Drive Wheels
SFI Spec 15.1 | Manufacturers
Effective Date: May 23, 2000

Drag Race Front Wheels
SFI Spec 15.2 | Manufacturers
Effective Date: May 1, 2008

High Horsepower Drag Race Drive Wheels
SFI Spec 15.3 | Manufacturers
Effective Date: Jul. 20, 2010

Top Fuel and Funny Car Drag Race Drive Beadlock Wheels
SFI Spec 15.4 | Manufacturers
Effective Date: Jul. 20, 2010 (edited Sep. 12, 2012)

On Board Fire Suppression Systems
SFI Spec 17.1 | Manufacturers
Effective Date: Feb. 26, 2014

Crankshaft Hub Harmonic Dampers
SFI Spec 18.1 | Manufacturers
Effective Date: Jun. 17, 1999 (edited Feb. 23, 2016)

Supercharger Pressure Relief Assemblies
SFI Spec 23.1 | Manufacturers
Effective Date: May 1, 2008

Polymer (Foam-Filled) Fuel Cells
SFI Spec 28.1 | Manufacturers
Effective Date: Aug. 25, 2017

Crash Resistant Fuel Cells
SFI Spec 28.2 | Manufacturers
Effective Date: Jul. 14, 2000

Automatic Transmission Flexplates
SFI Spec 29.1 | Manufacturers
Effective Date: Aug. 26, 2016

High Horsepower Automatic Transmission Flexplates
SFI Spec 29.2 | Manufacturers
Effective Date: Aug. 26, 2016

Automatic Transmission Flexplates for Diesel Applications
SFI Spec 29.3 | Manufacturers
Effective Date: Feb. 26, 2014

Automatic Transmission Flexplate Shields
SFI Spec 30.1 | Manufacturers
Effective Date: Jun. 17, 1999

Screw-Type Superchargers
SFI Spec 34.1 | Manufacturers
Effective Date: Jan. 13, 2017

Steering Wheel Quick Disconnect/Release
SFI Spec 42.1 | Manufacturers
Effective Date: Feb. 15, 1996

Drive Shafts
SFI Spec 43.1 | Manufacturers
Effective Date: Aug. 25, 2017

Roll Bar Padding
SFI Spec 45.1 | Manufacturers
Effective Date: Aug. 11, 2005

Impact Padding
SFI Spec 45.2 | Manufacturers
Effective Date: Mar. 27, 2013

Nitro-Methane Fuel Motorcycle Engine Restraint Devices
SFI Spec 46.1 | Manufacturers
Effective Date: Feb. 13, 1998

Top Fuel Rear Wing
SFI Spec 49.1 | Manufacturers
Effective Date: Mar. 22, 2011

Top Fuel Front Wing
SFI Spec 49.2 | Manufacturers
Effective Date: Mar. 22, 2011

Non Flammable, Thermal Barrier / Fire Extinguishing Coatings
SFI Spec 54.1 | Manufacturers
Effective Date: Jan. 17, 2008

Turbochargers
SFI Spec 61.1 | Manufacturers
Effective Date: Feb. 26, 2014

 

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