top of page

Losi Winged Sprint Sportsman Rules

Losi RTR 22S Sprint Cars   LOS-1387T1, LOS-1387T2 or LOS-2359 only


Chassis:

All chassis parts are to remain stock with factory wheelbase 10.25in


Body:

the only legal body is the Losi factor body and interior, custom paint allowed car numbers must be displayed on both sides of the car and wing. Proline Lite weight body is not permitted.


Suspension:

All suspension parts Need to remain stock as it comes out of the box


Shocks:

Factory equipped shocks only permitted.

Any shock oil and weight can be used.


Springs:

Factory springs supplied in box is the only springs permitted


Steering:

Factory servo saver Losi LOS-2393 is the only servo savor permitted


Servo:

Spektrum S684 High Speed Metal Gear Servo 25T only.


Electronics:

Firma 45 Smart Lite Brushless ESC part# SPMX-1106 and Motor Firma 3650 3300Kv Brushless Motor: SPMXSM4800 only


BATTERY:

ONLY legal battery is SMC 5250-2SPWR  5200mAh-50C-7.4V 100% LCO Hardcase pack, MAX VOLTAGE CHARGED 8.4 VOLTS.


Transmitter/Receiver:

Aftermarket Transmitter and receiver Permitted


Transmission:

Factory Equipped Transmission permitted.


GEARS:

Open gearing for 1st season


Differential oils:

Any differential oil is permitted.

Tires and Wheels

Fronts: LOS-2430 Soft - LOS-2418 standard

Rears: LOS-2442 Soft - LOS-2425 Standard


ALL OTHER PARTS ARE TO REMAIN BOX STOCK IF ITS NOT COVERED IN THE RULES CONSIDER IT ILLEGAL.


No Sponsored or Professional drivers allowed.


Separate novice classes for kids and adults - a breakout rule of 7.6 seconds average will be required to advance from novice classes.


Smokey Yunick Rule: if the rules don't say you can do it, you cannot do it. 
bottom of page