Yamaha has revealed a version of its 2UR-GSE 5-litre V8 engine that ... change to the engine’s breathing, switching the cold air intake entry point to the outer-side of the block, therefore ...

We are not sure about the actual output figures of this CNG-powered 650i. But back in its day, the 4.8-litre V8 petrol engine on the coupe used to churn out 362 bhp and 489 Nm! It could sprint to 100 ...