The use of 20 per cent ethanol-blended petrol (E20) in vehicles could result in a minor decline of 2-4 per cent in fuel efficiency, but the overall benefits to the nation far outweigh the marginal ...
Many vehicle owners are yearning for choices for older cars, perhaps by gaining access to E10 or even an optional and cheaper E20 rather than a mandatory blend ... .
... declined, while a Tata Motors spokesperson confirmed that their vehicles are E20-compliant.'E20 usage will not have any impact on engines of compliant vehicles, as the materials are tuned for it.