Plymouth produced more than 36,000 Road Runners for the 1970 model year, but only 658 were specified with convertible tops.

The best cheap e-bikes make for a budget-friendly alternative to the best electric bikes, which are brilliant but also expensive. So if you want an electric bike that won't break the bank ...

Powering the TVS Raider is a 124.8cc 3-valve engine with 11.2 bhp and 11.2 Nm of torque. Power is sent to the rear wheels via a 5-speed gearbox.

Since Hero’s focus for this bike was a motorcycle that's not expensive ... oil-cooled engine producing 24.1bhp and 21.5Nm of torque parked to a five-speed gearbox with a slipper clutch.