Losi NASCAR

Coastal R/C Vintage 2WD Buggy Rules

LOSI NASCAR OVAL/Onroad
VERSION 1 RULES - 1/20/2025

IF THE RULES DO NOT EXPLICITLY SAY THAT YOU CAN DO SOMETHING, IT IS NOT LEGAL

UPDATE ON CHARGERS MUST USE SPEKTRUM BRAND CHARGERS ONLY. Can be stock that comes with it or upgrade to models like S100 or S155. Those 2 chargers are $25 or $60. You can upgrade to more expensive model if you wish just must be Spektrum brand only. Also make sure yo buy correct charge leads needed for the battery as well.

1. This is intended to be a box stock class with minimum changes being made to the car. If you want to exploit rules and try to push things further than allowed, we suggest a different class.
2. 1/12 Losi NASCAR AWD Brushed RTR (#LOS11224**)
3. Chassis Rules
- All parts and components must be stock
- No Losi, Arrma, or aftermarket option parts
- Chassis and suspension must remain unmodified/ No removing any parts / no heating or Bending parts!!!

- No adding weight to vehicle
- Minimum ride height 5mm
4. Body
- All cars must have numbers on the roof and both doors
- Stock painted Losi bodies or replacements (LOS-1918, LOS-1917, LOS-1938) allowed
- Replacement bodies must be painted or wrapped and custom paint or wraps are encouraged. 

No body scrapping  or shaving of bodies to lighten them.

(No Clear Bodies)
- Bodies must be mounted at stock height
- Can add washers to bumper so splitter doesn't pull away after crash.
- No trimming of body or removal of material
5. Electronics.

Esc: SPMXSE3125RX RTR/ SLT RX / 25A BRUSHED ESC. 

( REVERSE MUST BE DISABLED )

Must use Spektrum brand Charger. 

Stock or upgrade to models like S100 or S155. 

BATTERY: SPMX142S30H2, Spektrum 1400 2s 7.4 V Smart G2 30c lipo. Max Volts 8.40 / max temp. + 10 degrees over ambient  at tech table. Must be mounted in stock location only. 

Motor: LOS-1907 28 turn 380 RTR Brushed motor must be used and must remain unmodified.

- All stock electronics must be used. This includes: ESC, servo, radio, motor, and battery

Servo horn can be changed  to Losi Aluminum servo horn.  LOS-1910

- Electronics CANNOT be modified in ANY way (shortening wires, direct solder, etc..)
- Electronics must be mounted in stock positions
6. Tires
- Losi medium and soft compound tires allowed
- CA glue or Electrical tape may be applied to front tire sidewalls to prevent traction rolling
7. Shocks
- Stock shocks only (LOS-1936)
- Stock springs only
- Shock oil may be changed
- Shocks must be mounted in stock positions
8. Differentials
- Must use stock diff (ARA311177V2)
- Oil fill diff is not allowed
- Diff grease can be changed for other greases
- No spools or thick grease to work like a spool
- Diffs cannot be locked
9. Gearing Stock 59/19

10. Weight 930 grams minimum 

11. Motor fan can replace Motor fan with same size fan. Fan must be mounted  In stock location.

12. No Losi Option parts Allowed

13. Can replace bearings. 

14. Also will need Y harness splitter for servo/ transponder.