Vespa 150 GL (1962-65)

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The Vespa 150 GL was a motorbike produced between 1962-65 with 79,845 units made. It has a two stroke, single cylinder engine with a capacity of 145.5cc and a compression ratio of 7.2:1. The bike has a Dell’Orto SI 20/17D carburetor and is air cooled with a centrifugal fan. The fuel mixture is 1:50 and has contact breaker ignition with a coil. The bike starts with a kick start as it has a 6V battery. The clutch is wet with a multiplate and has a maximum power of 4.6 kW at 5000 rpm. There is a 4-speed grip-shift constant mesh transmission with a final drive that is direct. The bike’s frame is made from pressed sheet steel and has a streamlined monocoque structure. Suspension is provided by a coil spring and damper in the front and in the rear, and there are drum brakes on both the front and rear wheels. The wheels are interchangeable with split rims, and the tyres have a size of 3.5 x 10″. The bike is 1770mm in length, 675mm in width, and has a wheelbase of 1200mm. The seat height is 800mm, and the dry weight is 97 kg. The tank capacity is 7.5L, and it has an average fuel consumption of 2.1L/100km. The top speed of the bike is 95km/h, and it comes in two colours, metallic blue and white.

Technical specifications:

Make Model: Vespa 150 GL

Year: 1962 – 65


Production: 79 845 units
Engine: Two stroke, single cylinder
Capacity: 145.5 cc / 8.9 cub in
Bore x Stroke: 57 x 57 mm
Compression: 7.2:1
Carburetor: Dell’Orto SI 20/17D
Cooling: Air cooled, centrifugal fan
Fuel Mixture: 1:50
Ignition: Contact breaker and coil
Starting: Kick start
Battery: 6V
Clutch: Wet, multiplate
Max Power: 4.6 kW / 6.25 hp @ 5000 rpm
Transmission: 4 Speed, grip-shift, constant mesh
Gear Ratios: 1st 14.46 / 2nd 10.28 / 3rd 7.46 / 4th 5.48:1

Final Drive: Direct drive
Frame: Pressed sheet steel, streamlined monocoque structure
Front Suspension: Trail arm with coil spring and damper
Rear Suspension: Coil spring and damper
Front Brakes: 125 mm drum
Rear Brakes: 127 mm drum
Wheels: Interchangeable with split rim
Front Tyre: 3.5 x 10″
Rear Tyre: 3.5 x 10″
Dimensions: Length: 1770 mm / 69.7 in Width: 675 mm / 26.6 in
Wheelbase: 1200 mm / 47.2 in
Seat Height: 800 mm / 31.5 in
Dry Weight: 97 kg / 214 lbs
Fuel Capacity: 7.5 L / 2 US gal
Consumption average: 2.1 L/100 km / 42 km/l / 98 US mpg
Top Speed: 95 km/h / 59 mph
Colours: Metallic Blue, White
Source: Scooterlounge.com

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