BBMods Raceway rules
13.5 Sprint (Winged & Non-Winged) Rules
v1Class Rules13.5 SprintEffective Jul 28, 2026· Updated 3 months ago
Summary of recent changes
Current class specification.
Spec sheet
Governing
- Governing body
- ROAR
- Notes
- 13.5T ROAR-approved motor. Any ROAR-approved 7.4V hard-case LiPo, 4.22V/cell max.
Motor & ESC
- Motor type
- Spec brushless
- Motor turn
- 13.5T
- ESC
- Blinky / zero-timing
- Blinky mode
- zero_blinky
Battery & power
- Battery chemistry
- LiPo
- Cells
- 2S
- Max voltage
- 8.44V
- Hard case
- Required
Tires
- Spec tire
- Proline Hot Laps, DTX Bandito, or DE Racing Outlaw Sprints
Weight & body
- Body
- Chili bowl body; winged 7x7 or 6x6 wing, or non-winged no wing
1.Motor & ESC
13.5T ROAR-approved motor. ESC in blinky.
2.Battery
Any ROAR-approved 7.4V hard-case LiPo, 4.22V/cell max.
3.Body
Chili bowl body rules. Winged: 7x7 or 6x6 wing; non-winged: no wing.
4.Tires
Proline Hot Laps, DTX Bandito, or DE Racing Outlaw Sprints.
Version history
v1Published.
Jul 28, 2026