Petrol price was hiked by 83 paise a litre and diesel by One rupee 26 paise per litre.<br/><br/>Petrol in Delhi will cost 63.02 rupees per litre while a litre of diesel will cost 51.67 rupees. The new rates came into effect from midnight lastnight. It is the second increase in rates this month.<br/><br/>Rates were last hiked by 1.06 rupees a litre on petrol and 2.94 rupees a litre on diesel on First of May.<br/><br/>Indian Oil Corporation said, the current level of international product prices of petrol and diesel and the Rupee-US Dollar exchange rate warrant increase in price of petrol and diesel.