Details of the five-speed "sport" gearbox housing:
1 - gearbox housing; 2 — lower cover of the clutch housing; 3 - ventilation valve; 4 - plug; 5 - front cover of the gearbox, which is integral with the guide sleeve of the clutch release bearing; 6 - sealing ring; 7, 20 — seals; 8, 14, 19 — adjusting rings; 9, 18 - ball bearings; 10 — plug; 11 — intermediate crankcase; 12 — gasket; 13 - roller bearings; 15 — back cover; 16 — inspection and filler hole plug; 17 — drain plug; 21 — secondary shaft rear bearing cover.