ISLAMABAD : Oil and Gas Regulatory Authority (OGRA) has prepared a summary to hike the price of Petroleum products and reduce the price of diesel and kerosene oil. According to sources, OGRA has prepared a summary to hike the petrol prices to Rs 1.88, High Octane to Rs.2.45 per liter from July 1.  While prices of light diesel would be reduced Rs2.10 m High Speed diesel Rs 2.20 and Kerosene oil to Rs 1.86 per liter.