MPS- Modified Partial Streamlining (OEM style bodywork)
APS - Altered Partial Streamlining (Tailsection must be 6" beyond O.D. of rear tire or Fuel Capacity no more than 1.3 gal)
P/P - Production Stock Appearance (must be 100% showroom stock externally, gearing changes allowed)
M - Naked Modified (No upper or lower fairings. Fenders and Tail-sections only)
A - Naked Altered (No upper or lower fairings. Fenders and Tail-sections only. Fuel Capacity no more than 1.3 gal or Tailsection 6" beyond rear tire)
DISPLACEMENT CLASSIFICATIONS
Displacement must be at or under the limit. This applies to actual displacement, not the original displacement of the engine.
250cc
500cc
650cc
750cc
1000cc
1350cc
1650cc
2000cc
ASPIRATION
Participants may enter in higher classes. For example, a bike running gasoline may enter in the fuel (nitrous) class and a nitrous bike may enter in a blown class.
G - Gasoline (Race fuels / Pump)
F - Fuel (Nitrous Oxide)
BG - Blown Gasoline
BF - Blown Fuel


