Ian Royle gives an in-depth review of the Rover MG ZT190. The vehicle has an impressive 2.5 litre v6 engine which produces 190BHP, does 0-60 in under 8 seconds, and has a top speed of 140MPH. There are a range of engines available from the 120BHP, 1.8 litre petrol, to the 190BHP, 2.5 litre v6.