Motors (Sealed)*
A: Super 16D (Parma sealed #502), T-10 (Parma sealed #478), Death star 16D (Parma sealed #501) are approved for use in those classes that require a factory seal.
B: Motor brushes and springs can be adjusted or replaced.
C: No shunted brushes allowed.
*PACER Group -- Rapid & Checkered Flag Raceway (Sealed Motors)
A: Super 16D (Parma sealed #502), T-10 (Parma sealed #478), Death star 16D (Parma sealed #501) are approved for use in those classes that require a factory seal -- seal does not need to remain.
B: Non stock parts legal for use in these events are brushes and springs only. Everything else must be factory parts from the approved motors only.
C: No rewinds or de-winds allowed.
D: Magnets must be stock and remain in the stock position (no shimming). Zapping magnets is allowed.
E: Individual or factory blueprinting is allowed.
F: Stock arm balancing and commutator turning or refurbishing is allowed.
F: Oillite bushings are allowed -- no ball bearings
G: No shunted brushes allowed.
Motors (Open)
A: Only super 16D set-ups.
B: Super 16D arms.
C: D cans only.
D: No rewinds or de-winds allowed.
E: Magnets must remain in the stock position (no shimming).
F: Replacement magnets allowed (no cobalt magnets).
G: Oillite bushings and/or ball bearings are allowed (both ends of armature).
H: Individual or factory blueprinting allowed.
I: No shunted brushes allowed.