In this volume (No. 288), the following topics related to the two-stroke 50 to 180 cubic meters of Vespa, Piaggio & Co are covered:

• Care and maintenance of value
• Washing and care, paint care, polishing surfaces, painting plastic parts, cooling system, protection against corrosion
• Maintenance work including liquids, filters and screens, tightness checks, oiling and lubricating, assembly work and checks, disassembly of the engine, and replacement of the engine bearings
• Cylinder set and engine block, including disassembly of the cylinder, wear measurements, work on the engine block, and oil seals in the crankcase
• Engine parts from the accessories, lubrication and cooling, including thermostat, radiator, water pump, and oil pump
• Mixture preparation systems including carburettor and injector, changing throttle cables, work on fuel tap, intake manifold, air filter box, fuel hose, and fuel filter
• Drive and reduction, including variomatic and disassembly, variator, starting clutch, and shims.