You can download the current technical regulations and other useful documents in PDF format by clicking here. 

The regulations are also covered in the following pages which can be viewed in your browser.

 

Part 1: General and definitions

Part 2 : Fuel tank and exhaust

Part 3: Carb, airbox and filter

Part 4:Spark plug, valve and cylinder head

Part 5: Cylinder head, gasket, piston

Part 6: Conrod, crankshaft and flywheel

Part 7: Ignition coil, cam and crankcase

Part 8: Clutch

Part 9: Sealing and scrutineering

Part 10: Carb gauges

Part 11: Inspection tools

Part 12: Not used

Part 13: Not used

Part 14: Not used

Part 15: Not used

Part 16: Not used

Part 17: Not used

Part 18: Not used

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