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Limestone Raceway rules

17.5 Spec Sprint (Indoor)

v1
Class Rules17.5 Spec SprintEffective Sep 22, 2022· Updated 3 months ago

Summary of recent changes

Limestone Raceway indoor rules (9-22 revision).

Spec sheet

Governing
Governing body
DODC
Notes
Sealed serialized motor with $65 claim rule; 3/4-gear steel outdrives/CVD
Motor & ESC
Motor type
Spec brushless
Motor turn
17.5T
Spec motor
Reedy Spec 17.5 (sealed/serialized)
ESC
Spec / blinky
Blinky mode
zero_blinky
Battery & power
Battery chemistry
LiPo
Cells
2S
Max voltage
8.44V
Hard case
Required
Tires
Spec tire
BSR spec foam (C1017S front / C1018S rear)
Weight & body
Min weight
1559 g
Body
Mandatory 6x6 top wing, optional small front wing
Chassis & Suspension
Chassis
DODC chassis & body

1.Chassis & Body

DODC chassis & body rules. Mandatory 6"x6" top wing and optional small front wing.

2.Weight

Minimum 55.0oz.

3.Battery

Any DROAR-approved 2S hard-case LiPo. Must charge in a LiPo sack. Must not exceed 8.44V.

4.Motor

Sealed 17.5 Reedy Spec motor, purchased from the track for $65 (sealed and serialized once purchased). Sealed motors from other participating tracks allowed. Only 2 motors per season. A motor may be claimed for $65 once a season (same-class driver presents money to the track before the main; a new motor is issued).

5.ESC

Set in spec mode and/or blinky.

6.Transmission

3- or 4-gear transmission only. Must use steel outdrives and CVD assembly. No cut or lightened gears.

7.Tires

BSR spec foam tires — fronts C1017S, rears C1018S.