m) Carburettor (i) Carburettor to be Formula A type • A = 24.0mm or A = 25.5mm • B = 27.8mm or B = 25.5mm
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Class Rules
Chapter 22
(ii) Carburettor may be either: • two (2) jets: 25.4mm; or • three (3) jets: 27.0mm (iii) All air to the combustion chamber must pass through the carburettor venturi n) Clutch (i) The fitment and use of the clutch is optional o) Ignition (i) Only Group 2 CIK-FIA Homologated ignition systems are permitted p) Exhaust Header and Muffler (i) The exhaust system must comply with the Technical Rules (ii) Any CIK-FIA homologated muffler is permitted q) Induction Noise Silencer (i) Any KA Homologated Induction Noise Silencer assembly is permitted (ii) An air filter must be fitted r) Brakes (i) Brakes are not permitted to be fitted to the front wheels of a Kart s) Additional Items (i) The following items are permitted to be fitted to a Kart: • Carburettor return springs, • chain guard, • direct drive sprocket, • extension of Carburettor Jet needles, • exhaust header, • motor mount, • muffler, • starter nut and pulley, • tachometer, • temperature gauge, • third bearing and • adaptor shaft
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