Drag Racing Chassis

The below list includes Drag Race Chassis Spec documents which can be purchased from SFI for US$38.00 each or US$48.00 each for Spec 2.3Q.

To download PDF versions of minor past revisions, please visit our TECH ADVISORIES page under the Tech and Safety tab.

To order, call SFI at (858) 451-8868 or Download an SFI Chassis Spec Order Form

DRAGSTERS

SFI Spec 2.1A Rear Engine Dragster (Top Alcohol/Methanol) – 5.99 Seconds & Quicker
Effective Date: March 5, 2010

SFI Spec 2.2C Front Engine Dragster – 5.99 Seconds & Quicker
Effective Date: March 5, 2010

SFI Spec 2.3Q Rear Engine Dragster (Top Fuel) – 4.99 Seconds & Quicker
Effective Date: July 31, 2015

SFI Spec 2.4C Front Engine Dragster – 6.00 to 7.49 Seconds
Effective Date: March 5, 2010

SFI Spec 2.5C Rear Engine Dragster – 6.00 to 7.49 Seconds
Effective Date: March 5, 2010

SFI Spec 2.6A Front Engine Dragster – 7.50 Seconds & Slower
Effective Date: March 5, 2010

SFI Spec 2.7C Rear Engine Dragster – 7.50 Seconds & Slower
Effective Date: March 5, 2010

FUNNY CARS, ALTEREDS AND ROADSTERS

SFI Spec 10.1E Funny Car Roll Cage (Alcohol, Advanced ET, Nostalgia, etc.)
Effective Date: December 9, 2004

SFI Spec 10.2 Altered Car Roll Cage – 6.00 to 7.49 Seconds
Effective Date: June 13, 2003

SFI Spec 10.3 Altered Car Roll Cage – 7.50 Seconds & Slower
Effective Date: June 13, 2003

SFI Spec 10.4 Side Steer Roadster Roll Cage – 7.50 Seconds & Slower
Effective Date: December 9, 2004

SFI Spec 10.5A Nitro Fuel Funny Car Chassis – 4.99 Seconds & Quicker
Effective Date: October 31, 2013 (edited Oct. 1, 2014)

FULL BODIED CARS

SFI Spec 25.1G Full Bodied Car Tube Chassis – 7.49 Seconds & Quicker; 2,800 lbs. Maximum
Effective Date: April 8, 2014

SFI Spec 25.2B Full Bodied Car Tube Chassis – 6.00 to 7.49 Seconds ET; 3,200 lbs. Maximum
Effective Date: June 20, 2014

SFI Spec 25.3B Full Bodied Car with Aftermarket Body Shell and Tube Frame, OEM Body Shell and OEM Frame with OEM or Modified Floorpan and Firewall, or Uni-Body with OEM or
Modified Floorpan and Firewall Roll Cage – 6.50 to 7.49 Seconds ET; 3,600 lbs. Maximum
Effective Date: June 20, 2014

SFI Spec 25.4B Full Bodied Car Tube Chassis – 7.50 to 8.49 Seconds; 3,600 lbs. Maximum
Effective Date: April 8, 2014

SFI Spec 25.5C 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
Effective Date: May 12, 2015

SFI Spec 25.6 Full Bodied Car Stock / Truck or Modified/OEM Floorpan and Firewall with OEM Frame or Uni-Body Construction – 7.99 to 8.49 Seconds; 5,000 lbs. Maximum
Effective Date: August 26, 2016

 

Location



SFI Foundation Inc.
15708 Pomerado Road
Suite N208
Poway, CA 92064

Phone: (858) 451-8868
Email: sfi@sfifoundation.com
Ankara Araç Kiralama

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