The following abridged Rulebook changes identify updates to the 2022 American Flat Track technical rules. These regulations are presented in an overview format and will be included in the official 2022 AFT Rulebook. In addition to these AFT Rulebook Redlines, also reference 2022 AFT Technical Allowances and Limitations. The 2022 season will be a transitional year for Progressive American Flat Track’s twin-cylinder classes. AFT will maintain the Production Twins category through 2022 to offer teams, riders and manufactures time to prepare for a combined twin-cylinder class in 2023.

Progressive AFT will be hosting an official test day on Wednesday, March 9 prior to the season opening Volusia Half-Mile Doubleheader.

AFT licensed riders entered in the Volusia Half-Mile on March 10 and/or 11 are not eligible to enter the Steve Nace All-Star event at Volusia Speedway Park.

Mission Production Twins Challenge Overview and Procedural Rules

Dunlop DT4 Flat Track racing tires are the spec tires required for use at all 2022 Progressive American Flat Track events.

Progressive AFT Test Days will be open to current AFT licensed competitors and conducted with the same considerations regarding safety and event operations as all other Progressive AFT rounds, including airfence deployment and timing & scoring.

Technical Changes for Race-Only Engines UPDATED 5/5/2020

Race-only engines may be required to utilize AMA Pro Racing issued intake restrictors. Issued restrictors or their location cannot be modified in any way. The following instructions illustrate the location and installation requirements for all Indian FTR750s. Restrictor dimensions: O.D. 46.75mm, I.D. 34mm, 1.59mm (.0625” 1/16”) thick. Within tolerance of +/- 0.15mm. Dimensions subject to change. Comparative performance will be monitored, adjustments may be made during the 2022 season.

Rider Requirements to Enter a Mile Event

VP Spec Racing fuel (C10) and Stay Frosty Pre-Purchasing information and contacts