Spec Racing - Rules
- Tires
- OEM tires, or MG IR 4.20 front and MG IR 6.00 rear.
- Wheels
- Aluminum only. Max width front - 130mm. Max width rear - 180mm.
- Engine
- Must be sealed by JET Karting. No alterations to carburator, intake, header, muffler, or clutch. K&N style air filter allowed. Jetting is open. Engine vent catch can required.
- Chassis
- Spec chassis as delivered. Stock brakes and axle only. Steering wheel, steering shaft, tie rods, seat, seat struts, hubs, bearings, bearing hangers are open.
- Bodywork
- CIK style only. Open manufacturer.
- Gearing
- #35 or #40 chain. Gear ratio open.
- Fuel
- Fuel as provided on the grid. No fuel additives allowed.
