Vespa PK125
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| Vespa PK125 | |
| Manufacturer | |
|---|---|
| Production | 1982 - 90 |
| Engine | Single cylinder, 2 stroke |
| Compression ratio | 9.5:1 |
| Top Speed | 92 km/h / 57 mph |
| Spark Plug | NGK BR6HS, Marelli CW7N, Champion L86, Bosch W 225 T1 |
| Transmission | 4 Speed, grip-shift, constant mesh |
| Frame | Pressed sheet steel, streamlined monocoque structure |
| Brakes | Front: Drum Rear: Drum |
| Front Tire | 3.0 x 10" |
| Rear Tire | 3.0 x 10" |
| Wheelbase | 1175 mm / 46.5 in |
| Weight | 87 kg / 182 lbs (dry), |
| Fuel Capacity | 6.2 L / 1.6 US gal |
| Manuals | Service Manual |
It could reach a top speed of 92 km/h / 57 mph.
Engine[edit | edit source]
The engine was a Air cooled, centrifugal fan cooled Single cylinder, 2 stroke. The engine featured a 9.5:1 compression ratio.
Drive[edit | edit source]
Power was moderated via the Wet, multiplate.
Chassis[edit | edit source]
It came with a 3.0 x 10" front tire and a 3.0 x 10" rear tire. Stopping was achieved via Drum in the front and a Drum in the rear. The PK125 was fitted with a 6.2 L / 1.6 US gal fuel tank. The bike weighed just 87 kg / 182 lbs. The wheelbase was 1175 mm / 46.5 in long.
Photos[edit | edit source]
Overview[edit | edit source]
| Make Model | Vespa PK125, PK125S, Elestart, Automatica |
|---|---|
| Year | 1982 - 90 |
| Engine Type | Single cylinder, 2 stroke |
| Displacement | 121.2 cc / 7.4 cub in |
| Bore X Stroke | 55 x 51 mm |
| Compression | 9.5:1 |
| Carburetor | Dell'Orto SHB 19/19E |
| Cooling System | Air cooled, centrifugal fan |
| Fuel Mixture | 1:50 |
| Starting | Kick start |
| Spark Plug | NGK BR6HS, Marelli CW7N, Champion L86, Bosch W 225 T1 |
| Clutch | Wet, multiplate |
| Max Power | 5 kW / 6 hp |
| Transmission | 4 Speed, grip-shift, constant mesh |
| Gear Ratios | 1st 14.74 / 2nd 19.80 / 3rd 7.06 / 4th 5.31:1 |
| Final Drive | Direct drive |
| Frame | Pressed sheet steel, streamlined monocoque structure |
| Front Brakes | Drum |
| Rear Brakes | Drum |
| Wheels | Interchangeable |
| Front Tire | 3.0 x 10" |
| Rear Tire | 3.0 x 10" |
| Dimensions | Length: 1675 mm / 65.9 in Width: 700 mm / 27.6 in Height: 1070 mm / 42.1 in |
| Wheelbase | 1175 mm / 46.5 in |
| Ground Clearance | 252 mm / 9.9 in |
| Dry Weight | 87 kg / 182 lbs |
| Fuel Capacity | 6.2 L / 1.6 US gal |
| Reserve | 1.2 L / 0.3 US gal |
| Consumption Average | 2.1 L/100 km / 48 km/l / 111 US mpg |
| Top Speed | 92 km/h / 57 mph |
| Sources | Vespaclub.org.pl |