The 550 was going to be one of the last lambro in the old styling it came in two versions, kick-start ir electric start utilising a piush-button next to the ignition switch.
Specifications
Date of production August 1965 ~ December 1967
total production 34.756
Capacity 198 cc
Bore x stroke 66×58 mm
Carburettor Dellorto SH 1/20
Gear 4 speeds with reverse Hand Controlled (Teleflex)
Power 9.2 cv a 4800 rev/min
Speed max 62 Km/h
Tyre Size 4.5×10, front 35 lb, rear 53 lb
Brakes Three drum brakes, hand-brake and hydraulics on rear wheels.
Tank capacity 11.5 L
Consumption 16 (Km/L)
Weight 375 – 385 kg
Overall length 2915 mm
Overall height 1670 mm
Overall width 1380 mm
Colors Grey, green and blue.
Price Not known.