Here are the rules for what kind of car you can run for this class
Buena Park Raceway
Rules for 1/32 “Toothbrush Motored”
Flexi Sports Cars
Chassis
JK Cheetah 11 [JKHC1132] 3 piece
JK Cheetah 11 [JKX321] 2 piece
No tampering with chassis
Guide
Any guide is legal – Cut down or regular
Front axle and wheels
A one piece front axle is required. No stub axles. Front wheels will be roughly parallel to chassis sides and won’t be outside the chassis. Wheel diameter minimum .500.
Rear axle and wheels
3/32 rear axle can use bushings or ball bearings maximum width 2.55. Bushings or bearing can be soldered or glued in place.
Gears
Any type of gears can be used, 72 pitch, 80 pitch, 64 pitch all are legal.
Motors
JK Retro Hawk is the legal motor. Old falcon 7’s will be grandfathered in. NO HAWK 7’S ALLOWED
Bodies
Bodies may be mounted with clips or pins. Shaker tubes or solid mounted tubes are ok. High downforce bodies like JK Ultimate Peugeot, the Red Fox Fast B, S, or the Outsight Lola are legal and seem to work the best. If you want to use a different body ask, it will probably be ok, as long as it isn’t a wing car body. No added air control devices. Bodies may be reinforced with body armor and like substances. Open bodies need drivers. 3 numbers to make it look like a race car. Couple bodies need clear windows.
Clearances
Front minimum clearance .015
Rear minimum .032