CHAPTER 11 Rotax 125

Rotax 125

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6 Class

a) Rotax 125

Age

a) Restricted by Licence

Competition Eligibility

a) Club b) Zonal c) State Championship (Only in States that do not host a round of the National Series), Series, Cup, Trophy d) National Series

Licence Requirements

a) A Driver must hold a Minimum B Grade Senior Licence

Chassis

a) Frame (i) Must comply with the Rules

Drivetrain

a) Engine (i) Type 1) Rotax 125 Max (ii) The engine must be manufactured by BRP Rotax and imported into Australia by IKD or RaceMax Pty Ltd. (iii) The engine must have the Official Formula Rotax Australia Stamp on the crankcase and the reed block face of the cylinder. (iv) The engine is sealed using a single KA seal through nuts complying with the Technical Rules and fitted at three (3) locations: 1) The cylinder head water jacket 2) The upper gearbox case 3) The reed block (v) Technical specifications available at www.karting.net.au (vi) Maximum Number of engines permitted to be used by the Driver from the commencement of the first qualifying session at each Meeting 1) Two (2) b) Carburettor (i) In accordance with the Homologation c) Induction Noise Silencer (i) In accordance with the Homologation d) Exhaust (i) Header Pipe 1) In accordance with the Homologation (ii) Restrictor Plate 1) N/A

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(iii) Muffler 1) In accordance with the Homologation e) Ignition (i) In accordance with the Homologation f) Cooling (i) In accordance with the Homologation g) Transmission (i) Gearbox not permitted h) Starter (i) In accordance with the Homologation i) Clutch (i) In accordance with the Homologation j) Fuel (i) No Class specific conditions

Competition Tyres

a) Dry - Prime (i) Mojo D2 1) Front Tyre size must be 1. 4.5/10.0-5 2) Rear Tyre size must be 1. 7.1/11.0-5 b) Wet (i) Mojo W3 1) Front Tyre size must be 1. 10 x 4.50-5 2) Rear Tyre size must be 1. 11 x 6.00-5 c) From the commencement of the first qualifying session at a Meeting, only the following Tyres are permitted to be used during a Meeting unless otherwise advised in Supplementary Regulations: (i) one (1) set of Dry Tyres (plus one (1) replacement Dry Tyre if permitted in accordance with the Rules); and (ii) one (1) set of Wet Weather Tyres (plus one (1) replacement Wet Weather Tyre if permitted in accordance with the Rules). d) Dry Tyres must be fitted with Bead retention.

Social Karting Tyres

a) Dry (i) Vega - VAH (ii) Bridgestone - DR1 YJL, DR10 YLR ROK, YDS (iii) Dunlop - DFM, DFH, SL1A, RS1 (iv) MG - HZ Option (Red/White), AZ-Red, FZ Prime (Yellow) (v) Mojo - D2, D3, D4, D5 b) Wet (i) Vega - W2 (ii) Bridgestone - WER YLP (iii) Dunlop - KT14W13, KT12SLW2 (iv) MG - WT (White) (v) Mojo - W2, W3

General

a) Weight including the driver (i) Minimum weight including the Driver 1) National Series a. Rotax 125 Max Light: 165kg b. Rotax 125 Max Heavy: 180kg 2) Other Meetings a. Rotax 125 Max Light: 160kg b. Rotax 125 Max Heavy: 180kg (ii) Maximum weight of a Kart excluding the Driver for the Heavy division: 100kg b) Data Logging (i) No Class specific conditions c) Apparel (i) Refer to Technical Rules - Apparel d) Competition Numbers (i) Background: Yellow (ii) Numbers: Black e) Video Camera (i) Must have a fully functioning digital video camera (including recording medium) fitted in accordance with the Technical Rules, at all times while on the Track in all National Series Meetings. f) Permitted Modifications (i) In accordance with the Homologation