Lambretta GP150
The Lambretta GP150 was a single cylinder, two-stroke scooter motorcycle produced in 1969. It could reach a top speed of 63 mph (101 km/h). Claimed horsepower was 8.58 HP (6.4 KW) @ 6300 RPM.
Engine
The engine was a air cooled single cylinder, two-stroke. A 57.0mm bore x 58.0mm stroke result in a displacement of just 148.0 cubic centimeters. The engine featured a 7.8:1 compression ratio.
Drive
The final drive was via chain.
Chassis
It came with a 3.50-10 front tire and a 3.50-10 rear tire. Stopping was achieved via expanding brake (drum brake) in the front and a expanding brake (drum brake) in the rear. The GP150 was fitted with a 1.78 Gallon (6.74 Liters) fuel tank. The bike weighed just 259.93 pounds (117.9 Kg). The wheelbase was 50.79 inches (1290 mm) long.