Experimental Classes
TURBINE
Any Experimental Category aircraft with a turbine engine, unlimited SHP (Shaft Horse Power). Class winners in both Fixed and Retractable gear.
UNLIMITED
Any Experimental Category aircraft normally aspirated or with a forced-induction engine with a displacement greater than 1,000 cubic inches. Class winners in both Fixed and Retractable gear.
SPORT CLASS
Any Experimental Category aircraft with a normally aspirated engine with a displacement of 1,000 cubic inches or less.
SPORT SX
A division of the Sport Class for the Swearingen SX-300 aircraft.
SPORT FX-T
Any Experimental Category aircraft with 540/550 cubic inch displacement, forced-induction with Fixed Landing Gear
SPORT FX
Any Experimental Category aircraft with 540/550 cubic inch displacement normally aspirated with Fixed Landing Gear
Rocket F1
A division of the Sport Class for the F-1 EVO Rocket, Harmon, Rocket II etc. normally aspirated.
SPORT MCT
A division of the Sport Class for multi engine centerline thrust aircraft.
RG-T White
Any Experimental Category aircraft with an engine displacement of 390 cubic inches or less, forced-induction, with retractable landing gear.
RG-White
Any Experimental Category aircraft with an engine displacement of 390 cubic inches or less, normally aspirated, with retractable landing gear.
RG-T Blue
Any Experimental Category aircraft with an engine displacement of 360 cubic inches or less, forced-induction, with retractable landing gear.
RG Blue
Any Experimental Category aircraft with an engine displacement of 360 cubic inches or less, normally aspirated, with retractable landing gear.
RG-T Red
Any Experimental Category aircraft with an engine displacement of 320 cubic inches or less, forced-induction, with retractable landing gear.
RG Red
Any Experimental Category aircraft with an engine displacement of 320 cubic inches or less, normally aspirated, with retractable landing gear.
FX-T White
Any Experimental Category aircraft with an engine displacement of 390 cubic inches or less, forced-induction, with at least two fixed landing gear.
FX White
Any Experimental Category aircraft with an engine displacement of 390 cubic inches or less, normally aspirated, with at least two fixed landing gear.
FX-T Blue
Any Experimental Category aircraft with an engine displacement of 360 cubic inches or less, forced-induction, with at least two fixed landing gear.
FX Blue
Any Experimental Category aircraft with an engine displacement of 360 cubic inches or less, normally aspirated, with at least two fixed landing gear.
FX-T Red
Any Experimental Category aircraft with an engine displacement of 320 cubic inches or less, forced-induction, with at least two fixed landing gear.
FX Red
Any Experimental Category aircraft with an engine displacement of 320 cubic inches or less, normally aspirated, with at least two fixed landing gear.
CZ (New for 2024)
Any Experimental Category aircraft built from the Cozy series of plans and related derivatives (Aerocanard, etc). Class may be subdivided based on entries.
RV-T Gold
Open to any Van’s RV-series aircraft powered by an engine with forced induction of 361 or greater cubic inch displacement, or having significant airframe structural modifications.
RV Gold
Open to any Van’s RV-series aircraft powered by a normally aspirated engine with 361 or greater cubic inch displacement, or having significant airframe structural modifications.
RV- T White
Open to any Van’s RV-series aircraft powered by an engine of 390 cubic inches or less, forced-induction.
RV White
Open to any Van’s RV-series aircraft powered by an engine of 390 cubic inches or less, normally aspirated.
RV-T Blue
Open to any Van’s RV-series aircraft powered by an engine of 360 cubic inches or less, forced-induction.
RV Blue
Open to any Van’s RV-series aircraft powered by an engine of 360 cubic inches or less, normally aspirated.
RV-T Red
Open to any Van’s RV-series aircraft powered by an engine of 320 cubic inches or less, forced-induction.
RV Red
Open to any Van’s RV-series aircraft powered by an engine of 320 cubic inches or less, normally aspirated.
RV-10
Open to any Van’s RV-10 aircraft powered by an engine of 540 cubic inches or less, normally aspirated.
SPRINT-T CLASS
Any Experimental Category aircraft with an engine displacement of 240 cubic inches or less, forced-induction.
SPRINT CLASS
Any Experimental Category aircraft with an engine displacement of 240 cubic inches or less, normally aspirated.
SPORTSMAN-T
Any Experimental Category aircraft using a VW or Corvair forced-induction engine conversion.
SPORTSMAN
Any Experimental Category aircraft using a VW or Corvair normally aspirated engine conversion.
Production classes
Turbine Twin
Any Factory-built twin-engine turboprop aircraft with fixed or retractable landing gear
Turbine Single
Any Factory-built single-engine turboprop aircraft with fixed or retractable landing gear
FAC1RG-T
Any Factory-built aircraft with 280 HP and above, forced-induction, with retractable landing gear
FAC1RG
Any Factory-built aircraft with 280 HP and above, normally aspirated with retractable landing gear
FAC1FX-T
Any Factory-built aircraft with 280 HP and above, forced-induction, with fixed landing gear
FAC1FX
Any Factory-built aircraft with 280 HP and above, normally aspirated with fixed landing gear
FAC2RG-T
Any Factory-built aircraft with 240 – 279 HP, forced-induction, with retractable landing gear
FAC2RG
Any Factory-built aircraft with 240 – 279 HP, normally aspirated with retractable landing gear
FAC2FX-T
Any Factory-built aircraft with 240 – 279 HP, forced-induction, with fixed landing gear
FAC2FX
Any Factory-built aircraft with 240 – 279 HP, normally aspirated with fixed landing gear
FAC3RG-T
Any Factory-built aircraft with 200 – 239 HP, forced-induction, with retractable landing gear
FAC3RG
Any Factory-built aircraft with 200 – 239 HP, normally aspirated with retractable landing gear
FAC3FX-T
Any Factory-built aircraft with 200 – 239 HP,forced-induction, with fixed landing gear
FAC3FX
Any Factory-built aircraft with 200 – 239 HP, normally aspirated with fixed landing gear
FAC4RG-T
Any Factory-built aircraft with 180 – 199 HP, forced-induction, with retractable landing gear
FAC4RG
Any Factory-built aircraft with 180 – 199 HP, normally aspirated with retractable landing gear
FAC4FX-T
Any Factory-built aircraft with 180 – 199 HP, forced-induction, with fixed landing gear
FAC4FX
Any Factory-built aircraft with 180 – 199 HP, normally aspirated with fixed landing gear
FAC5
Any Factory-built aircraft with 130 – 179 HP
FAC6
Any Factory-built aircraft with less than 130 HP
TWIN1-T
Any Factory-built twin-engined aircraft with 280 HP and above per engine, forced-induction.
TWIN1
Any Factory-built twin-engined aircraft with 280 HP and above per engine, normally aspirated
TWIN2-T
Any Factory-built twin-engined aircraft with 200 to 279 HP per engine, forced-induction
TWIN2
Any Factory-built twin-engined aircraft with 200 to 279 HP per engine, normally aspirated
TWIN3-T
Any Factory-built twin-engined aircraft with 100 to 199 HP per engine, forced-induction
TWIN3
Any Factory-built twin-engined aircraft with 100 to 199 HP per engine, normally aspirated
Heavy Metal Classes (Warbirds, Etc)
Unlimited
Includes 300 MPH + aircraft similar to the P-51 Mustang, Hawker Seafury, F-8 Bearcat, etc.
T-6
Includes all variants of the AT6 Texan, SNJ and Harvard.
T-28
Includes all variants of the T-28 Trojan.
Yak
Includes all variants of YAK aircraft with the exception of the Yak-3 which will race as Unlimited.
CJ
Includes all variants of the Nanchang CJ aircraft
Stearman / Biplane
Includes all variants of the Boeing Stearman, N2, N2S or Kaydet primary trainer aircraft. May include other models of vintage (round engine) Biplanes.
Vintage
Includes aircraft manufactured prior to August 31, 1945.
Qualifying aircraft may run in either HM-Vintage or the appropriate Production class if desired.
MEHM (Multi-Engine Heavy Metal)
Includes any multi-engine heavy metal aircraft.
Jet Classes
Production Jet – SE: any single engine certified jet.
Production Jet – ME: any certified jet multi Engine
Experimental Jet – SE: any single engine experimental amateur built Jet
Experimental Jet – ME: any multi engine experimental amateur built jet.
Warbird Jet – SE: any warbird trainer or fighter single engine jet non-afterburner jet.
Warbird Jet – ME: any warbird trainer or fighter multi engine non afterburner jet.
BIPLANE UNLIMITED
Any aircraft having two main lifting wings, to include a tandem configuration, factory or experimental, with an engine displacement greater than 1,000 cubic inches and can be forced-induction.
BIPLANE SPORT
Any aircraft having two main lifting wings, to include a tandem configuration, factory or experimental, using a normally aspirated engine with a displacement of 1,000 cubic inches or less.
BIPLANE Blue
Any aircraft having two main lifting wings, to include a tandem configuration, factory or experimental, with an engine displacement of 360 cubic inches or less, normally aspirated.
BIPLANE Red
Any aircraft having two main lifting wings, to include a tandem configuration, factory or experimental, with an engine displacement of 320 cubic inches or less, normally aspirated.